Base | Representation |
---|---|
bin | 10000100101100… |
… | …11110100111000 |
3 | 100200211110222212 |
4 | 20102303310320 |
5 | 241110223400 |
6 | 21450234252 |
7 | 3306513023 |
oct | 1022636470 |
9 | 320743885 |
10 | 139148600 |
11 | 71600448 |
12 | 3a725988 |
13 | 22a9c966 |
14 | 146a21ba |
15 | c339335 |
hex | 84b3d38 |
139148600 has 24 divisors (see below), whose sum is σ = 323520960. Its totient is φ = 55659360.
The previous prime is 139148573. The next prime is 139148617. The reversal of 139148600 is 6841931.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 347672 + ... + 348071.
It is an arithmetic number, because the mean of its divisors is an integer number (13480040).
Almost surely, 2139148600 is an apocalyptic number.
139148600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
139148600 is an abundant number, since it is smaller than the sum of its proper divisors (184372360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139148600 is a wasteful number, since it uses less digits than its factorization.
139148600 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 695759 (or 695750 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 32.
The square root of 139148600 is about 11796.1264828756. The cubic root of 139148600 is about 518.1946764579.
The spelling of 139148600 in words is "one hundred thirty-nine million, one hundred forty-eight thousand, six hundred".
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