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14913148428 = 22322711528613
BaseRepresentation
bin11011110001110010…
…01001011000001100
31102111022201102201200
431320321021120030
5221020231222203
610503452305500
71035363445563
oct157071113014
942438642650
1014913148428
1163630a1162
122a82472290
13153885a1a9
14a16896bda
155c43aa9a3
hex378e4960c

14913148428 has 36 divisors (see below), whose sum is σ = 37836253728. Its totient is φ = 4952702880.

The previous prime is 14913148381. The next prime is 14913148429. The reversal of 14913148428 is 82484131941.

14913148428 is a `hidden beast` number, since 14 + 9 + 131 + 484 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (14913148429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 754551 + ... + 774062.

It is an arithmetic number, because the mean of its divisors is an integer number (1051007048).

Almost surely, 214913148428 is an apocalyptic number.

14913148428 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

14913148428 is an abundant number, since it is smaller than the sum of its proper divisors (22923105300).

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

14913148428 is a wasteful number, since it uses less digits than its factorization.

14913148428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528894 (or 1528889 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The spelling of 14913148428 in words is "fourteen billion, nine hundred thirteen million, one hundred forty-eight thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 271 542 813 1084 1626 2439 3252 4878 9756 1528613 3057226 4585839 6114452 9171678 13757517 18343356 27515034 55030068 414254123 828508246 1242762369 1657016492 2485524738 3728287107 4971049476 7456574214 14913148428