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82535028260 = 2259742543829
BaseRepresentation
bin100110011011101111…
…0001001011000100100
321220001000012212000112
41030313132021120210
52323012431401020
6101525512032152
75651203110356
oct1146736113044
9256030185015
1082535028260
1132003965363
1213bb4992658
137a243a9b39
143dcd7070d6
152230d182c5
hex1337789624

82535028260 has 24 divisors (see below), whose sum is σ = 175110404280. Its totient is φ = 32673659904.

The previous prime is 82535028239. The next prime is 82535028263. The reversal of 82535028260 is 6282053528.

It can be written as a sum of positive squares in 4 ways, for example, as 2045933824 + 80489094436 = 45232^2 + 283706^2 .

It is not an unprimeable number, because it can be changed into a prime (82535028263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21269975 + ... + 21273854.

It is an arithmetic number, because the mean of its divisors is an integer number (7296266845).

Almost surely, 282535028260 is an apocalyptic number.

It is an amenable number.

82535028260 is an abundant number, since it is smaller than the sum of its proper divisors (92575376020).

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

82535028260 is a wasteful number, since it uses less digits than its factorization.

82535028260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42543935 (or 42543933 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 82535028260 in words is "eighty-two billion, five hundred thirty-five million, twenty-eight thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 97 194 388 485 970 1940 42543829 85087658 170175316 212719145 425438290 850876580 4126751413 8253502826 16507005652 20633757065 41267514130 82535028260