Base | Representation |
---|---|
bin | 101110001101… |
… | …110100110110 |
3 | 211210112000010 |
4 | 232031310312 |
5 | 11100142004 |
6 | 1111401050 |
7 | 204656304 |
oct | 56156466 |
9 | 24715003 |
10 | 12115254 |
11 | 6925408 |
12 | 4083186 |
13 | 26825b8 |
14 | 1875274 |
15 | 10e4a89 |
hex | b8dd36 |
12115254 has 32 divisors (see below), whose sum is σ = 26290656. Its totient is φ = 3706880.
The previous prime is 12115231. The next prime is 12115267. The reversal of 12115254 is 45251121.
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 12115254.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2734 + ... + 5630.
It is an arithmetic number, because the mean of its divisors is an integer number (821583).
Almost surely, 212115254 is an apocalyptic number.
12115254 is an abundant number, since it is smaller than the sum of its proper divisors (14175402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12115254 is a wasteful number, since it uses less digits than its factorization.
12115254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2960.
The product of its digits is 400, while the sum is 21.
The square root of 12115254 is about 3480.6973439241. The cubic root of 12115254 is about 229.6734749084.
Adding to 12115254 its reverse (45251121), we get a palindrome (57366375).
The spelling of 12115254 in words is "twelve million, one hundred fifteen thousand, two hundred fifty-four".
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