Base | Representation |
---|---|
bin | 10000100011101… |
… | …11010111100010 |
3 | 100200100220022002 |
4 | 20101313113202 |
5 | 241024312322 |
6 | 21441044002 |
7 | 3304432034 |
oct | 1021672742 |
9 | 320326262 |
10 | 138900962 |
11 | 71451392 |
12 | 3a626602 |
13 | 22a14025 |
14 | 14639c54 |
15 | c2dac92 |
hex | 84775e2 |
138900962 has 8 divisors (see below), whose sum is σ = 208635600. Its totient is φ = 69355764.
The previous prime is 138900961. The next prime is 138900967. The reversal of 138900962 is 269009831.
138900962 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (138900961) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45512 + ... + 48467.
It is an arithmetic number, because the mean of its divisors is an integer number (26079450).
Almost surely, 2138900962 is an apocalyptic number.
138900962 is a deficient number, since it is larger than the sum of its proper divisors (69734638).
138900962 is an equidigital number, since it uses as much as digits as its factorization.
138900962 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94720.
The product of its (nonzero) digits is 23328, while the sum is 38.
The square root of 138900962 is about 11785.6252273691. The cubic root of 138900962 is about 517.8870894762.
The spelling of 138900962 in words is "one hundred thirty-eight million, nine hundred thousand, nine hundred sixty-two".
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