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52680426320 = 2454871352167
BaseRepresentation
bin110001000011111111…
…111000001101010000
312000222101111221021202
4301003333320031100
51330342142120240
640111232210332
73543320143514
oct610377701520
9160871457252
1052680426320
1120383800015
12a2626999a8
134c771920c2
14279a70a144
151584d60315
hexc43ff8350

52680426320 has 40 divisors (see below), whose sum is σ = 122733585024. Its totient is φ = 21028885632.

The previous prime is 52680426241. The next prime is 52680426349. The reversal of 52680426320 is 2362408625.

52680426320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 637124 + ... + 715043.

Almost surely, 252680426320 is an apocalyptic number.

It is an amenable number.

52680426320 is an abundant number, since it is smaller than the sum of its proper divisors (70053158704).

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

52680426320 is a wasteful number, since it uses less digits than its factorization.

52680426320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352667 (or 1352661 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 52680426320 in words is "fifty-two billion, six hundred eighty million, four hundred twenty-six thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 487 974 1948 2435 3896 4870 7792 9740 19480 38960 1352167 2704334 5408668 6760835 10817336 13521670 21634672 27043340 54086680 108173360 658505329 1317010658 2634021316 3292526645 5268042632 6585053290 10536085264 13170106580 26340213160 52680426320