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86952504860 = 225136744911117
BaseRepresentation
bin101000011111011000…
…1011110111000011100
322022102212110220200222
41100332301132320130
52411034320123420
6103540113540512
76165523045034
oct1207661367034
9268385426628
1086952504860
1133970470971
1214a28274738
13827964b810
1442cc2908c4
1523dda55225
hex143ec5ee1c

86952504860 has 96 divisors (see below), whose sum is σ = 200043950400. Its totient is φ = 31553077248.

The previous prime is 86952504829. The next prime is 86952504889. The reversal of 86952504860 is 6840525968.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7816022 + ... + 7827138.

It is an arithmetic number, because the mean of its divisors is an integer number (2083791150).

Almost surely, 286952504860 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 86952504860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100021975200).

86952504860 is an abundant number, since it is smaller than the sum of its proper divisors (113091445540).

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

86952504860 is a wasteful number, since it uses less digits than its factorization.

86952504860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11655 (or 11653 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 53.

The spelling of 86952504860 in words is "eighty-six billion, nine hundred fifty-two million, five hundred four thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 67 130 134 260 268 335 449 670 871 898 1340 1742 1796 2245 3484 4355 4490 5837 8710 8980 11117 11674 17420 22234 23348 29185 30083 44468 55585 58370 60166 111170 116740 120332 144521 150415 222340 289042 300830 391079 578084 601660 722605 744839 782158 1445210 1489678 1564316 1955395 2890420 2979356 3724195 3910790 4991533 7448390 7821580 9682907 9983066 14896780 19365814 19966132 24957665 38731628 48414535 49915330 64889929 96829070 99830660 129779858 193658140 259559716 324449645 334432711 648899290 668865422 1297798580 1337730844 1672163555 3344327110 4347625243 6688654220 8695250486 17390500972 21738126215 43476252430 86952504860