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113552713 = 148176673
BaseRepresentation
bin1101100010010…
…10110101001001
321220200002001001
412301022311021
5213032141323
615133455001
72546116321
oct661126511
9256602031
10113552713
115910891a
1232041461
131a6aa471
141111c281
159e803ad
hex6c4ad49

113552713 has 4 divisors (see below), whose sum is σ = 113630868. Its totient is φ = 113474560.

The previous prime is 113552711. The next prime is 113552737. The reversal of 113552713 is 317255311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 317255311 = 476750113.

It can be written as a sum of positive squares in 2 ways, for example, as 23454649 + 90098064 = 4843^2 + 9492^2 .

It is a cyclic number.

It is not a de Polignac number, because 113552713 - 21 = 113552711 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113552711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36856 + ... + 39817.

It is an arithmetic number, because the mean of its divisors is an integer number (28407717).

Almost surely, 2113552713 is an apocalyptic number.

It is an amenable number.

113552713 is a deficient number, since it is larger than the sum of its proper divisors (78155).

113552713 is an equidigital number, since it uses as much as digits as its factorization.

113552713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78154.

The product of its digits is 3150, while the sum is 28.

The square root of 113552713 is about 10656.1115328247. Note that the first 3 decimals coincide. The cubic root of 113552713 is about 484.2457728271.

It can be divided in two parts, 113 and 552713, that added together give a triangular number (552826 = T1051).

The spelling of 113552713 in words is "one hundred thirteen million, five hundred fifty-two thousand, seven hundred thirteen".

Divisors: 1 1481 76673 113552713