Base | Representation |
---|---|
bin | 1111111101011… |
… | …01010110100110 |
3 | 100022220202202010 |
4 | 13332231112212 |
5 | 233233113311 |
6 | 21141255050 |
7 | 3213645246 |
oct | 776552646 |
9 | 308822663 |
10 | 133879206 |
11 | 6963147a |
12 | 38a04486 |
13 | 21976386 |
14 | 13acdb26 |
15 | bb47da6 |
hex | 7fad5a6 |
133879206 has 32 divisors (see below), whose sum is σ = 284780160. Its totient is φ = 41838336.
The previous prime is 133879189. The next prime is 133879211. The reversal of 133879206 is 602978331.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5005 + ... + 17111.
It is an arithmetic number, because the mean of its divisors is an integer number (8899380).
Almost surely, 2133879206 is an apocalyptic number.
133879206 is an abundant number, since it is smaller than the sum of its proper divisors (150900954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133879206 is a wasteful number, since it uses less digits than its factorization.
133879206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12228.
The product of its (nonzero) digits is 54432, while the sum is 39.
The square root of 133879206 is about 11570.6182203027. The cubic root of 133879206 is about 511.5691846154.
The spelling of 133879206 in words is "one hundred thirty-three million, eight hundred seventy-nine thousand, two hundred six".
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