Base | Representation |
---|---|
bin | 1111101010101… |
… | …01000000101100 |
3 | 100011021211121222 |
4 | 13311111000230 |
5 | 232120421304 |
6 | 21012442512 |
7 | 3154024166 |
oct | 765250054 |
9 | 304254558 |
10 | 131420204 |
11 | 68201a43 |
12 | 38019438 |
13 | 212c5046 |
14 | 1364d936 |
15 | b80e4be |
hex | 7d5502c |
131420204 has 12 divisors (see below), whose sum is σ = 230253744. Its totient is φ = 65633424.
The previous prime is 131420173. The next prime is 131420269. The reversal of 131420204 is 402024131.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15224 + ... + 22239.
It is an arithmetic number, because the mean of its divisors is an integer number (19187812).
Almost surely, 2131420204 is an apocalyptic number.
It is an amenable number.
131420204 is a deficient number, since it is larger than the sum of its proper divisors (98833540).
131420204 is a wasteful number, since it uses less digits than its factorization.
131420204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38344 (or 38342 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 131420204 is about 11463.8651422633. The cubic root of 131420204 is about 508.4177593597.
Adding to 131420204 its reverse (402024131), we get a palindrome (533444335).
The spelling of 131420204 in words is "one hundred thirty-one million, four hundred twenty thousand, two hundred four".
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