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52808255755 = 5239136732327
BaseRepresentation
bin110001001011100111…
…100000100100001011
312001022022001100022021
4301023213200210023
51331122403141010
640132040105311
73546431524213
oct611347404413
9161268040267
1052808255755
112043997a182
12a299465237
134c977ca918
1427ad6a3243
1515911b08da
hexc4b9e090b

52808255755 has 16 divisors (see below), whose sum is σ = 63683573760. Its totient is φ = 42037764832.

The previous prime is 52808255749. The next prime is 52808255789. The reversal of 52808255755 is 55755280825.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 52808255755 - 29 = 52808255243 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1617402 + ... + 1649728.

It is an arithmetic number, because the mean of its divisors is an integer number (3980223360).

Almost surely, 252808255755 is an apocalyptic number.

52808255755 is a deficient number, since it is larger than the sum of its proper divisors (10875318005).

52808255755 is a wasteful number, since it uses less digits than its factorization.

52808255755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33938.

The product of its (nonzero) digits is 5600000, while the sum is 52.

The spelling of 52808255755 in words is "fifty-two billion, eight hundred eight million, two hundred fifty-five thousand, seven hundred fifty-five".

Divisors: 1 5 239 1195 1367 6835 32327 161635 326713 1633565 7726153 38630765 44191009 220955045 10561651151 52808255755