Base | Representation |
---|---|
bin | 10000100101010… |
… | …00101111100010 |
3 | 100200202011201110 |
4 | 20102220233202 |
5 | 241102300302 |
6 | 21445244150 |
7 | 3306233460 |
oct | 1022505742 |
9 | 320664643 |
10 | 139103202 |
11 | 7157a327 |
12 | 3a703656 |
13 | 22a850b4 |
14 | 1468d830 |
15 | c32ab6c |
hex | 84a8be2 |
139103202 has 32 divisors (see below), whose sum is σ = 326547072. Its totient is φ = 38669184.
The previous prime is 139103191. The next prime is 139103203. The reversal of 139103202 is 202301931.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (139103203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43203 + ... + 46310.
It is an arithmetic number, because the mean of its divisors is an integer number (10204596).
Almost surely, 2139103202 is an apocalyptic number.
139103202 is an abundant number, since it is smaller than the sum of its proper divisors (187443870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139103202 is a wasteful number, since it uses less digits than its factorization.
139103202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89562.
The product of its (nonzero) digits is 324, while the sum is 21.
The square root of 139103202 is about 11794.2020501601. The cubic root of 139103202 is about 518.1383157022.
The spelling of 139103202 in words is "one hundred thirty-nine million, one hundred three thousand, two hundred two".
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