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10144557260 = 2252129238247
BaseRepresentation
bin10010111001010100…
…11010100011001100
3222011222202220101222
421130222122203030
5131234001313020
64354345022512
7506251212455
oct113452324314
928158686358
1010144557260
11433637a022
121b71484a38
13c58931c06
146c343212c
153e5914b25
hex25ca9a8cc

10144557260 has 24 divisors (see below), whose sum is σ = 21313666080. Its totient is φ = 4055899904.

The previous prime is 10144557253. The next prime is 10144557281. The reversal of 10144557260 is 6275544101.

It is a self number, because there is not a number n which added to its sum of digits gives 10144557260.

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, 76544 + ... + 161703.

It is an arithmetic number, because the mean of its divisors is an integer number (888069420).

Almost surely, 210144557260 is an apocalyptic number.

10144557260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10144557260 is an abundant number, since it is smaller than the sum of its proper divisors (11169108820).

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

10144557260 is a wasteful number, since it uses less digits than its factorization.

10144557260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240385 (or 240383 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The spelling of 10144557260 in words is "ten billion, one hundred forty-four million, five hundred fifty-seven thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 2129 4258 8516 10645 21290 42580 238247 476494 952988 1191235 2382470 4764940 507227863 1014455726 2028911452 2536139315 5072278630 10144557260