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316931970201270 = 235291972696874297
BaseRepresentation
bin100100000001111110111100…
…1100000000111011010110110
31112120011101210221001222020120
41020003331321200013122312
5313020103133332420040
63042020312004112410
7123520402446510144
oct11003757140073266
91476141727058216
10316931970201270
1191a91103863126
122b667657695706
13107ac730984188
145839836ac4594
1526991db8187d0
hex1203f798076b6

316931970201270 has 128 divisors (see below), whose sum is σ = 793799937532800. Its totient is φ = 80884836544512.

The previous prime is 316931970201227. The next prime is 316931970201289. The reversal of 316931970201270 is 72102079139613.

It is a super-2 number, since 2×3169319702012702 (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42666762 + ... + 49541058.

It is an arithmetic number, because the mean of its divisors is an integer number (6201562011975).

Almost surely, 2316931970201270 is an apocalyptic number.

316931970201270 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 316931970201270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396899968766400).

316931970201270 is an abundant number, since it is smaller than the sum of its proper divisors (476867967331530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

316931970201270 is a wasteful number, since it uses less digits than its factorization.

316931970201270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6874802.

The product of its (nonzero) digits is 857304, while the sum is 51.

The spelling of 316931970201270 in words is "three hundred sixteen trillion, nine hundred thirty-one billion, nine hundred seventy million, two hundred one thousand, two hundred seventy".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 197 269 290 394 435 538 591 807 870 985 1182 1345 1614 1970 2690 2955 4035 5713 5910 7801 8070 11426 15602 17139 23403 28565 34278 39005 46806 52993 57130 78010 85695 105986 117015 158979 171390 234030 264965 317958 529930 794895 1536797 1589790 3073594 4610391 6874297 7683985 9220782 13748594 15367970 20622891 23051955 34371485 41245782 46103910 68742970 103114455 199354613 206228910 398709226 598063839 996773065 1196127678 1354236509 1849185893 1993546130 2708473018 2990319195 3698371786 4062709527 5547557679 5980638390 6771182545 8125419054 9245929465 11095115358 13542365090 18491858930 20313547635 27737788395 39272858761 40627095270 53626390897 55475576790 78545717522 107252781794 117818576283 160879172691 196364293805 235637152566 268131954485 321758345382 364289620921 392728587610 536263908970 589092881415 728579241842 804395863455 1092868862763 1178185762830 1608791726910 1821448104605 2185737725526 3642896209210 5464344313815 10564399006709 10928688627630 21128798013418 31693197020127 52821995033545 63386394040254 105643990067090 158465985100635 316931970201270