Base | Representation |
---|---|
bin | 1111101010100… |
… | …01110010010100 |
3 | 100011021011111210 |
4 | 13311101302110 |
5 | 232120010441 |
6 | 21012301420 |
7 | 3153640530 |
oct | 765216224 |
9 | 304234453 |
10 | 131406996 |
11 | 681a3026 |
12 | 38011870 |
13 | 212bc026 |
14 | 13648bc0 |
15 | b80a616 |
hex | 7d51c94 |
131406996 has 24 divisors (see below), whose sum is σ = 350418880. Its totient is φ = 37544832.
The previous prime is 131406973. The next prime is 131407019. The reversal of 131406996 is 699604131.
It is an interprime number because it is at equal distance from previous prime (131406973) and next prime (131407019).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782101 + ... + 782268.
Almost surely, 2131406996 is an apocalyptic number.
It is an amenable number.
131406996 is an abundant number, since it is smaller than the sum of its proper divisors (219011884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131406996 is a wasteful number, since it uses less digits than its factorization.
131406996 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1564383 (or 1564381 counting only the distinct ones).
The product of its (nonzero) digits is 34992, while the sum is 39.
The square root of 131406996 is about 11463.2890568109. The cubic root of 131406996 is about 508.4007264466.
The spelling of 131406996 in words is "one hundred thirty-one million, four hundred six thousand, nine hundred ninety-six".
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