Base | Representation |
---|---|
bin | 11011100100011… |
… | …11100101111010 |
3 | 121010011222111002 |
4 | 31302033211322 |
5 | 433201243444 |
6 | 34541005002 |
7 | 5505542525 |
oct | 1562174572 |
9 | 533158432 |
10 | 231274874 |
11 | 109604266 |
12 | 65553762 |
13 | 38bb764c |
14 | 22a03bbc |
15 | 15485d4e |
hex | dc8f97a |
231274874 has 16 divisors (see below), whose sum is σ = 357101568. Its totient is φ = 112280112.
The previous prime is 231274853. The next prime is 231274907. The reversal of 231274874 is 478472132.
It is a Curzon number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 2252 + ... + 21624.
It is an arithmetic number, because the mean of its divisors is an integer number (22318848).
Almost surely, 2231274874 is an apocalyptic number.
231274874 is a deficient number, since it is larger than the sum of its proper divisors (125826694).
231274874 is a wasteful number, since it uses less digits than its factorization.
231274874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19549.
The product of its digits is 75264, while the sum is 38.
The square root of 231274874 is about 15207.7241558361. The cubic root of 231274874 is about 613.8225197650.
The spelling of 231274874 in words is "two hundred thirty-one million, two hundred seventy-four thousand, eight hundred seventy-four".
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