Base | Representation |
---|---|
bin | 1111000110100… |
… | …01001100010000 |
3 | 22211101022110220 |
4 | 13203101030100 |
5 | 224412422333 |
6 | 20323153040 |
7 | 3065545563 |
oct | 743211420 |
9 | 284338426 |
10 | 126685968 |
11 | 65569052 |
12 | 36515780 |
13 | 20328216 |
14 | 12b7a4da |
15 | b1c68b3 |
hex | 78d1310 |
126685968 has 20 divisors (see below), whose sum is σ = 327272208. Its totient is φ = 42228640.
The previous prime is 126685961. The next prime is 126685973. The reversal of 126685968 is 869586621.
It is a self number, because there is not a number n which added to its sum of digits gives 126685968.
It is not an unprimeable number, because it can be changed into a prime (126685961) 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 in 3 ways as a sum of consecutive naturals, for example, 1319598 + ... + 1319693.
Almost surely, 2126685968 is an apocalyptic number.
It is an amenable number.
126685968 is an abundant number, since it is smaller than the sum of its proper divisors (200586240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126685968 is a wasteful number, since it uses less digits than its factorization.
126685968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2639302 (or 2639296 counting only the distinct ones).
The product of its digits is 1244160, while the sum is 51.
The square root of 126685968 is about 11255.4861289951. The cubic root of 126685968 is about 502.2379257656.
The spelling of 126685968 in words is "one hundred twenty-six million, six hundred eighty-five thousand, nine hundred sixty-eight".
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