Base | Representation |
---|---|
bin | 101111011011… |
… | …001000111110 |
3 | 212101121102000 |
4 | 233123020332 |
5 | 11140310214 |
6 | 1122243130 |
7 | 210445464 |
oct | 57331076 |
9 | 25347360 |
10 | 12431934 |
11 | 7021329 |
12 | 41b64a6 |
13 | 2763798 |
14 | 1918834 |
15 | 1158809 |
hex | bdb23e |
12431934 has 16 divisors (see below), whose sum is σ = 27626640. Its totient is φ = 4143960.
The previous prime is 12431929. The next prime is 12431941. The reversal of 12431934 is 43913421.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 12431898 and 12431907.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115057 + ... + 115164.
It is an arithmetic number, because the mean of its divisors is an integer number (1726665).
Almost surely, 212431934 is an apocalyptic number.
12431934 is an abundant number, since it is smaller than the sum of its proper divisors (15194706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12431934 is a wasteful number, since it uses less digits than its factorization.
12431934 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 230232 (or 230226 counting only the distinct ones).
The product of its digits is 2592, while the sum is 27.
The square root of 12431934 is about 3525.8947800523. The cubic root of 12431934 is about 231.6574289112.
The spelling of 12431934 in words is "twelve million, four hundred thirty-one thousand, nine hundred thirty-four".
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