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13912095 = 357113063
BaseRepresentation
bin110101000100…
…100000011111
3222011210210210
4311010200133
512030141340
61214103503
7226152021
oct65044037
928153723
1013912095
1179423aa
1247aab93
132b61412
141bc2011
15134c180
hexd4481f

13912095 has 16 divisors (see below), whose sum is σ = 22574592. Its totient is φ = 7314720.

The previous prime is 13912061. The next prime is 13912099. The reversal of 13912095 is 59021931.

It is not a de Polignac number, because 13912095 - 210 = 13911071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13912099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5467 + ... + 7596.

It is an arithmetic number, because the mean of its divisors is an integer number (1410912).

Almost surely, 213912095 is an apocalyptic number.

13912095 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13912095 is a deficient number, since it is larger than the sum of its proper divisors (8662497).

13912095 is a wasteful number, since it uses less digits than its factorization.

13912095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13142.

The product of its (nonzero) digits is 2430, while the sum is 30.

The square root of 13912095 is about 3729.8920895919. The cubic root of 13912095 is about 240.5087299070.

It can be divided in two parts, 1391 and 2095, that added together give a triangular number (3486 = T83).

The spelling of 13912095 in words is "thirteen million, nine hundred twelve thousand, ninety-five".

Divisors: 1 3 5 15 71 213 355 1065 13063 39189 65315 195945 927473 2782419 4637365 13912095