Base | Representation |
---|---|
bin | 11000000111101001… |
… | …10011011100001101 |
3 | 1020102102222012111020 |
4 | 30003310303130031 |
5 | 203004430410400 |
6 | 5540531344353 |
7 | 635614220235 |
oct | 140364633415 |
9 | 36372865436 |
10 | 12949075725 |
11 | 5545463283 |
12 | 26147520b9 |
13 | 12b49819b1 |
14 | 8abab0cc5 |
15 | 50bc432a0 |
hex | 303d3370d |
12949075725 has 12 divisors (see below), whose sum is σ = 21409138656. Its totient is φ = 6906173680.
The previous prime is 12949075723. The next prime is 12949075787. The reversal of 12949075725 is 52757094921.
12949075725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12949075725 - 21 = 12949075723 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12949075723) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 86327097 + ... + 86327246.
It is an arithmetic number, because the mean of its divisors is an integer number (1784094888).
Almost surely, 212949075725 is an apocalyptic number.
12949075725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12949075725 is a deficient number, since it is larger than the sum of its proper divisors (8460062931).
12949075725 is a wasteful number, since it uses less digits than its factorization.
12949075725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172654356 (or 172654351 counting only the distinct ones).
The product of its (nonzero) digits is 1587600, while the sum is 51.
The spelling of 12949075725 in words is "twelve billion, nine hundred forty-nine million, seventy-five thousand, seven hundred twenty-five".
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