Base | Representation |
---|---|
bin | 1111000110011… |
… | …01111110000000 |
3 | 22211100122101000 |
4 | 13203031332000 |
5 | 224412012033 |
6 | 20323012000 |
7 | 3065462235 |
oct | 743157600 |
9 | 284318330 |
10 | 126672768 |
11 | 6555a142 |
12 | 3650a000 |
13 | 20322201 |
14 | 12b7578c |
15 | b1c2a13 |
hex | 78cdf80 |
126672768 has 64 divisors (see below), whose sum is σ = 373870800. Its totient is φ = 42223104.
The previous prime is 126672757. The next prime is 126672869. The reversal of 126672768 is 867276621.
It is a tau number, because it is divible by the number of its divisors (64).
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, 14871 + ... + 21782.
Almost surely, 2126672768 is an apocalyptic number.
126672768 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
126672768 is an abundant number, since it is smaller than the sum of its proper divisors (247198032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126672768 is an equidigital number, since it uses as much as digits as its factorization.
126672768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36676 (or 36658 counting only the distinct ones).
The product of its digits is 338688, while the sum is 45.
The square root of 126672768 is about 11254.8997330052. The cubic root of 126672768 is about 502.2204816582.
The spelling of 126672768 in words is "one hundred twenty-six million, six hundred seventy-two thousand, seven hundred sixty-eight".
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