Base | Representation |
---|---|
bin | 10000101000100… |
… | …11001100000100 |
3 | 100201120022210200 |
4 | 20110103030010 |
5 | 241210223304 |
6 | 21502450500 |
7 | 3313030560 |
oct | 1024231404 |
9 | 321508720 |
10 | 139539204 |
11 | 71847962 |
12 | 3a893a30 |
13 | 22ba869c |
14 | 147646a0 |
15 | c3b4e39 |
hex | 8513304 |
139539204 has 36 divisors (see below), whose sum is σ = 403113984. Its totient is φ = 39868272.
The previous prime is 139539203. The next prime is 139539217. The reversal of 139539204 is 402935931.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (139539203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 276612 + ... + 277115.
Almost surely, 2139539204 is an apocalyptic number.
139539204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
139539204 is an abundant number, since it is smaller than the sum of its proper divisors (263574780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139539204 is a wasteful number, since it uses less digits than its factorization.
139539204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 553744 (or 553739 counting only the distinct ones).
The product of its (nonzero) digits is 29160, while the sum is 36.
The square root of 139539204 is about 11812.6713320908. The cubic root of 139539204 is about 518.6790981822.
The spelling of 139539204 in words is "one hundred thirty-nine million, five hundred thirty-nine thousand, two hundred four".
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