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113192079 = 37111337693
BaseRepresentation
bin1101011111100…
…10110010001111
321212222202100020
412233302302033
5212434121304
615122033223
72543055030
oct657626217
9255882306
10113192079
1158991980
1231aa8813
131a5b2280
1411066a87
159e0d5d9
hex6bf2c8f

113192079 has 32 divisors (see below), whose sum is σ = 202642944. Its totient is φ = 54276480.

The previous prime is 113192071. The next prime is 113192087. The reversal of 113192079 is 970291311.

It is an interprime number because it is at equal distance from previous prime (113192071) and next prime (113192087).

It is not a de Polignac number, because 113192079 - 23 = 113192071 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113192071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15844 + ... + 21849.

It is an arithmetic number, because the mean of its divisors is an integer number (6332592).

Almost surely, 2113192079 is an apocalyptic number.

113192079 is a deficient number, since it is larger than the sum of its proper divisors (89450865).

113192079 is a wasteful number, since it uses less digits than its factorization.

113192079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37727.

The product of its (nonzero) digits is 3402, while the sum is 33.

The square root of 113192079 is about 10639.1766128775. The cubic root of 113192079 is about 483.7325876926.

It can be divided in two parts, 11319 and 2079, that multiplied together give a square (23532201 = 48512).

The spelling of 113192079 in words is "one hundred thirteen million, one hundred ninety-two thousand, seventy-nine".

Divisors: 1 3 7 11 13 21 33 39 77 91 143 231 273 429 1001 3003 37693 113079 263851 414623 490009 791553 1243869 1470027 2902361 3430063 5390099 8707083 10290189 16170297 37730693 113192079