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115023054 = 23176716831
BaseRepresentation
bin1101101101100…
…01110011001110
322000102202222010
412312301303032
5213421214204
615225202050
72564452116
oct666616316
9260382863
10115023054
1159a22583
1232630326
131aaa37a3
14113c2046
15a170d89
hex6db1cce

115023054 has 32 divisors (see below), whose sum is σ = 247228416. Its totient is φ = 35544960.

The previous prime is 115023049. The next prime is 115023059. The reversal of 115023054 is 450320511.

It is an interprime number because it is at equal distance from previous prime (115023049) and next prime (115023059).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 115023054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115023059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1582 + ... + 15249.

It is an arithmetic number, because the mean of its divisors is an integer number (7725888).

Almost surely, 2115023054 is an apocalyptic number.

115023054 is an abundant number, since it is smaller than the sum of its proper divisors (132205362).

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

115023054 is a wasteful number, since it uses less digits than its factorization.

115023054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16920.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 115023054 is about 10724.8801391904. The cubic root of 115023054 is about 486.3269066814.

Adding to 115023054 its reverse (450320511), we get a palindrome (565343565).

The spelling of 115023054 in words is "one hundred fifteen million, twenty-three thousand, fifty-four".

Divisors: 1 2 3 6 17 34 51 67 102 134 201 402 1139 2278 3417 6834 16831 33662 50493 100986 286127 572254 858381 1127677 1716762 2255354 3383031 6766062 19170509 38341018 57511527 115023054