Base | Representation |
---|---|
bin | 1111001000101… |
… | …01011001000000 |
3 | 22211220111122222 |
4 | 13210111121000 |
5 | 230000342222 |
6 | 20333150212 |
7 | 3101121155 |
oct | 744253100 |
9 | 284814588 |
10 | 126965312 |
11 | 65739a11 |
12 | 3662b368 |
13 | 203c5406 |
14 | 12c1022c |
15 | b22e542 |
hex | 7915640 |
126965312 has 14 divisors (see below), whose sum is σ = 251946918. Its totient is φ = 63482624.
The previous prime is 126965309. The next prime is 126965317. The reversal of 126965312 is 213569621.
It can be written as a sum of positive squares in only one way, i.e., 126877696 + 87616 = 11264^2 + 296^2 .
It is a super-2 number, since 2×1269653122 = 32240380902514688, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (126965317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991853 + ... + 991980.
Almost surely, 2126965312 is an apocalyptic number.
It is an amenable number.
126965312 is a deficient number, since it is larger than the sum of its proper divisors (124981606).
126965312 is an equidigital number, since it uses as much as digits as its factorization.
126965312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1983845 (or 1983835 counting only the distinct ones).
The product of its digits is 19440, while the sum is 35.
The square root of 126965312 is about 11267.8885333500. Note that the first 3 decimals coincide. The cubic root of 126965312 is about 502.6068015523.
The spelling of 126965312 in words is "one hundred twenty-six million, nine hundred sixty-five thousand, three hundred twelve".
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