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25252752500275 = 5229151230999901
BaseRepresentation
bin1011011110111100111010…
…10101111010011000110011
310022102010202201222222201211
411233132131111322120303
511302220114120002100
6125412542045540551
75214310514416666
oct557363525723063
9108363681888654
1025252752500275
1180566a54a2a63
1229ba19b874757
13111242a772a71
1463434dbd36dd
152dbd36d771ba
hex16f79d57a633

25252752500275 has 48 divisors (see below), whose sum is σ = 32622158923200. Its totient is φ = 19367812800000.

The previous prime is 25252752500257. The next prime is 25252752500303. The reversal of 25252752500275 is 57200525725252.

It is not a de Polignac number, because 25252752500275 - 25 = 25252752500243 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 252727825 + ... + 252827725.

It is an arithmetic number, because the mean of its divisors is an integer number (679628310900).

Almost surely, 225252752500275 is an apocalyptic number.

25252752500275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25252752500275 is a deficient number, since it is larger than the sum of its proper divisors (7369406422925).

25252752500275 is a wasteful number, since it uses less digits than its factorization.

25252752500275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102400 (or 102395 counting only the distinct ones).

The product of its (nonzero) digits is 4900000, while the sum is 49.

The spelling of 25252752500275 in words is "twenty-five trillion, two hundred fifty-two billion, seven hundred fifty-two million, five hundred thousand, two hundred seventy-five".

Divisors: 1 5 25 29 145 151 725 755 2309 3775 4379 11545 21895 57725 66961 99901 109475 334805 348659 499505 1674025 1743295 2497525 2897129 8716475 10111111 14485645 15085051 50555555 72428225 75425255 230671409 252777775 377126275 437466479 1153357045 2187332395 5766785225 6689470861 10936661975 33447354305 34831382759 167236771525 174156913795 870784568975 1010110100011 5050550500055 25252752500275