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103020312010 = 257117114912647
BaseRepresentation
bin101111111110001111…
…1010011010111001010
3100211220122220002102111
41133330133103113022
53141441144441020
6115154334452534
710304640126610
oct1377437232712
9324818802374
10103020312010
113a76630a230
1217b7136414a
13993a486405
144db42336b0
152a2e491d5a
hex17fc7d35ca

103020312010 has 128 divisors (see below), whose sum is σ = 236042035200. Its totient is φ = 31443014400.

The previous prime is 103020311923. The next prime is 103020312041. The reversal of 103020312010 is 10213020301.

It is a super-2 number, since 2×1030203120102 (a number of 23 digits) contains 22 as substring.

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, 8139507 + ... + 8152153.

It is an arithmetic number, because the mean of its divisors is an integer number (1844078400).

Almost surely, 2103020312010 is an apocalyptic number.

103020312010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103020312010 is an abundant number, since it is smaller than the sum of its proper divisors (133021723190).

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

103020312010 is a wasteful number, since it uses less digits than its factorization.

103020312010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12892.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 103020312010 its reverse (10213020301), we get a palindrome (113233332311).

The spelling of 103020312010 in words is "one hundred three billion, twenty million, three hundred twelve thousand, ten".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 71 77 110 142 149 154 298 355 385 497 710 745 770 781 994 1043 1490 1562 1639 2086 2485 3278 3905 4970 5215 5467 7810 8195 10430 10579 10934 11473 12647 16390 21158 22946 25294 27335 52895 54670 57365 63235 74053 88529 105790 114730 116369 126470 139117 148106 177058 232738 278234 370265 442645 581845 695585 740530 814583 885290 897937 973819 1163690 1391170 1629166 1795874 1884403 1947638 3768806 4072915 4489685 4869095 6285559 8145830 8979370 9422015 9738190 9877307 12571118 13190821 18844030 19754614 20728433 26381642 31427795 41456866 49386535 62855590 65954105 69141149 98773070 103642165 131908210 133792613 138282298 145099031 207284330 267585226 290198062 345705745 668963065 691411490 725495155 936548291 1337926130 1450990310 1471718743 1873096582 2943437486 4682741455 7358593715 9365482910 10302031201 14717187430 20604062402 51510156005 103020312010