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115256023 = 617923917
BaseRepresentation
bin1101101111010…
…10101011010111
322000212121112121
412313222223113
5214001143043
615234200411
72566442251
oct667525327
9260777477
10115256023
115a071613
1232723107
131ab5583c
1411442cd1
15a1b9ded
hex6deaad7

115256023 has 8 divisors (see below), whose sum is σ = 118633280. Its totient is φ = 111926880.

The previous prime is 115256017. The next prime is 115256051. The reversal of 115256023 is 320652511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115256023 - 25 = 115255991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115256423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7140 + ... + 16777.

It is an arithmetic number, because the mean of its divisors is an integer number (14829160).

Almost surely, 2115256023 is an apocalyptic number.

115256023 is a deficient number, since it is larger than the sum of its proper divisors (3377257).

115256023 is an equidigital number, since it uses as much as digits as its factorization.

115256023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24057.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 115256023 is about 10735.7357922035. The cubic root of 115256023 is about 486.6550226046.

It can be divided in two parts, 1152 and 56023, that added together give a palindrome (57175).

The spelling of 115256023 in words is "one hundred fifteen million, two hundred fifty-six thousand, twenty-three".

Divisors: 1 61 79 4819 23917 1458937 1889443 115256023