Base | Representation |
---|---|
bin | 10000101001110… |
… | …11101010000000 |
3 | 100201212202011210 |
4 | 20110323222000 |
5 | 241231024320 |
6 | 21510210120 |
7 | 3314321043 |
oct | 1024735200 |
9 | 321782153 |
10 | 139704960 |
11 | 7195044a |
12 | 3a953940 |
13 | 22c35c75 |
14 | 147a8c5a |
15 | c3e90e0 |
hex | 853ba80 |
139704960 has 64 divisors (see below), whose sum is σ = 445315680. Its totient is φ = 37254144.
The previous prime is 139704947. The next prime is 139704989. The reversal of 139704960 is 69407931.
139704960 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 34462 + ... + 38301.
Almost surely, 2139704960 is an apocalyptic number.
139704960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
139704960 is an abundant number, since it is smaller than the sum of its proper divisors (305610720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139704960 is an equidigital number, since it uses as much as digits as its factorization.
139704960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72785 (or 72773 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 39.
The square root of 139704960 is about 11819.6852749978. The cubic root of 139704960 is about 518.8843933017.
The spelling of 139704960 in words is "one hundred thirty-nine million, seven hundred four thousand, nine hundred sixty".
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