Base | Representation |
---|---|
bin | 1111101011000… |
… | …10110100111001 |
3 | 100011101201020212 |
4 | 13311202310321 |
5 | 232124224133 |
6 | 21014000505 |
7 | 3154351160 |
oct | 765426471 |
9 | 304351225 |
10 | 131476793 |
11 | 68240508 |
12 | 38046135 |
13 | 21314a26 |
14 | 136663d7 |
15 | b821148 |
hex | 7d62d39 |
131476793 has 16 divisors (see below), whose sum is σ = 159690240. Its totient is φ = 106037568.
The previous prime is 131476733. The next prime is 131476801. The reversal of 131476793 is 397674131.
It is not a de Polignac number, because 131476793 - 212 = 131472697 is a prime.
It is a super-2 number, since 2×1314767932 = 34572294195129698, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 131476793.
It is not an unprimeable number, because it can be changed into a prime (131476703) 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, 32480 + ... + 36302.
It is an arithmetic number, because the mean of its divisors is an integer number (9980640).
Almost surely, 2131476793 is an apocalyptic number.
It is an amenable number.
131476793 is a deficient number, since it is larger than the sum of its proper divisors (28213447).
131476793 is an frugal number, since it uses more digits than its factorization.
131476793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3881 (or 3847 counting only the distinct ones).
The product of its digits is 95256, while the sum is 41.
The square root of 131476793 is about 11466.3330232468. Note that the first 3 decimals coincide. The cubic root of 131476793 is about 508.4907230877.
The spelling of 131476793 in words is "one hundred thirty-one million, four hundred seventy-six thousand, seven hundred ninety-three".
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