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508972080 = 243543149331
BaseRepresentation
bin11110010101100…
…100110000110000
31022110201110102210
4132111210300300
52020244101310
6122301012120
715420122421
oct3625446060
91273643383
10508972080
11241335291
12122554040
13815a6b16
144b84d648
152ea3b820
hex1e564c30

508972080 has 160 divisors (see below), whose sum is σ = 1630252800. Its totient is φ = 131281920.

The previous prime is 508972067. The next prime is 508972099. The reversal of 508972080 is 80279805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1537515 + ... + 1537845.

It is an arithmetic number, because the mean of its divisors is an integer number (10189080).

Almost surely, 2508972080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 508972080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (815126400).

508972080 is an abundant number, since it is smaller than the sum of its proper divisors (1121280720).

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

508972080 is a wasteful number, since it uses less digits than its factorization.

508972080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 508972080 is about 22560.4095707503. The cubic root of 508972080 is about 798.4198392533.

The spelling of 508972080 in words is "five hundred eight million, nine hundred seventy-two thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 43 48 60 80 86 120 129 149 172 215 240 258 298 331 344 430 447 516 596 645 662 688 745 860 894 993 1032 1192 1290 1324 1490 1655 1720 1788 1986 2064 2235 2384 2580 2648 2980 3310 3440 3576 3972 4470 4965 5160 5296 5960 6407 6620 7152 7944 8940 9930 10320 11920 12814 13240 14233 15888 17880 19221 19860 25628 26480 28466 32035 35760 38442 39720 42699 49319 51256 56932 64070 71165 76884 79440 85398 96105 98638 102512 113864 128140 142330 147957 153768 170796 192210 197276 213495 227728 246595 256280 284660 295914 307536 341592 384420 394552 426990 493190 512560 569320 591828 683184 739785 768840 789104 853980 986380 1138640 1183656 1479570 1537680 1707960 1972760 2120717 2367312 2959140 3415920 3945520 4241434 5918280 6362151 8482868 10603585 11836560 12724302 16965736 21207170 25448604 31810755 33931472 42414340 50897208 63621510 84828680 101794416 127243020 169657360 254486040 508972080