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10144474146 = 232607928471
BaseRepresentation
bin10010111001010100…
…00110010000100010
3222011222121200101200
421130222012100202
5131233441133041
64354343142030
7506250415242
oct113452062042
928158550350
1010144474146
114336322634
121b71444916
13c58903131
146c340db22
153e58ea1b6
hex25ca86422

10144474146 has 24 divisors (see below), whose sum is σ = 22015928064. Its totient is φ = 3375916920.

The previous prime is 10144474121. The next prime is 10144474177. The reversal of 10144474146 is 64147444101.

10144474146 is a `hidden beast` number, since 1 + 0 + 1 + 44 + 474 + 146 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 10144474146.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 453310 + ... + 475161.

It is an arithmetic number, because the mean of its divisors is an integer number (917330336).

Almost surely, 210144474146 is an apocalyptic number.

10144474146 is an abundant number, since it is smaller than the sum of its proper divisors (11871453918).

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

10144474146 is a wasteful number, since it uses less digits than its factorization.

10144474146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929086 (or 929083 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The spelling of 10144474146 in words is "ten billion, one hundred forty-four million, four hundred seventy-four thousand, one hundred forty-six".

Divisors: 1 2 3 6 9 18 607 1214 1821 3642 5463 10926 928471 1856942 2785413 5570826 8356239 16712478 563581897 1127163794 1690745691 3381491382 5072237073 10144474146