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252131141260 = 22512606557063
BaseRepresentation
bin1110101011010000101…
…1111110011010001100
3220002210110020001100001
43222310023332122030
513112331033010020
6311454421214044
724134021224405
oct3526413763214
9802713201301
10252131141260
1197a23502219
1240a46261324
131aa1176131b
14c2bb8869ac
156859e8350a
hex3ab42fe68c

252131141260 has 12 divisors (see below), whose sum is σ = 529475396688. Its totient is φ = 100852456496.

The previous prime is 252131141201. The next prime is 252131141261. The reversal of 252131141260 is 62141131252.

It is a super-2 number, since 2×2521311412602 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (252131141261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6303278512 + ... + 6303278551.

It is an arithmetic number, because the mean of its divisors is an integer number (44122949724).

Almost surely, 2252131141260 is an apocalyptic number.

252131141260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252131141260 is an abundant number, since it is smaller than the sum of its proper divisors (277344255428).

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

252131141260 is a wasteful number, since it uses less digits than its factorization.

252131141260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12606557072 (or 12606557070 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 252131141260 in words is "two hundred fifty-two billion, one hundred thirty-one million, one hundred forty-one thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 12606557063 25213114126 50426228252 63032785315 126065570630 252131141260