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13912242 = 233174797
BaseRepresentation
bin110101000100…
…100010110010
3222011211000020
4311010202302
512030142432
61214104310
7226152321
oct65044262
928154006
1013912242
117942523
1247ab096
132b614c6
141bc20b8
15134c22c
hexd448b2

13912242 has 16 divisors (see below), whose sum is σ = 28722432. Its totient is φ = 4487760.

The previous prime is 13912231. The next prime is 13912253. The reversal of 13912242 is 24221931.

It is an interprime number because it is at equal distance from previous prime (13912231) and next prime (13912253).

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, 37213 + ... + 37584.

It is an arithmetic number, because the mean of its divisors is an integer number (1795152).

Almost surely, 213912242 is an apocalyptic number.

13912242 is an abundant number, since it is smaller than the sum of its proper divisors (14810190).

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

13912242 is a wasteful number, since it uses less digits than its factorization.

13912242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74833.

The product of its digits is 864, while the sum is 24.

The square root of 13912242 is about 3729.9117952037. The cubic root of 13912242 is about 240.5095770035.

The spelling of 13912242 in words is "thirteen million, nine hundred twelve thousand, two hundred forty-two".

Divisors: 1 2 3 6 31 62 93 186 74797 149594 224391 448782 2318707 4637414 6956121 13912242