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14368898538 = 232798272141
BaseRepresentation
bin11010110000111001…
…11111110111101010
31101002101121200020100
431120130333313222
5213411414223123
610333451210230
71016034423321
oct153034776752
941071550210
1014368898538
116103961165
122950146976
13147cb81037
149a44a30b8
15591701643
hex35873fdea

14368898538 has 12 divisors (see below), whose sum is σ = 31132613538. Its totient is φ = 4789632840.

The previous prime is 14368898501. The next prime is 14368898549. The reversal of 14368898538 is 83589886341.

14368898538 is a `hidden beast` number, since 1 + 4 + 3 + 6 + 8 + 8 + 98 + 538 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7982171649 + 6386726889 = 89343^2 + 79917^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 399136053 + ... + 399136088.

Almost surely, 214368898538 is an apocalyptic number.

14368898538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14368898538 is an abundant number, since it is smaller than the sum of its proper divisors (16763715000).

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

14368898538 is a wasteful number, since it uses less digits than its factorization.

14368898538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798272149 (or 798272146 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 63.

The spelling of 14368898538 in words is "fourteen billion, three hundred sixty-eight million, eight hundred ninety-eight thousand, five hundred thirty-eight".

Divisors: 1 2 3 6 9 18 798272141 1596544282 2394816423 4789632846 7184449269 14368898538