Base | Representation |
---|---|
bin | 1111100000111… |
… | …11010011010111 |
3 | 100001220101111002 |
4 | 13300133103113 |
5 | 231304323024 |
6 | 20525333515 |
7 | 3140161562 |
oct | 760372327 |
9 | 301811432 |
10 | 130151639 |
11 | 67515942 |
12 | 3770729b |
13 | 20c6c807 |
14 | 133dd4d9 |
15 | b65d6ae |
hex | 7c1f4d7 |
130151639 has 2 divisors, whose sum is σ = 130151640. Its totient is φ = 130151638.
The previous prime is 130151633. The next prime is 130151657. The reversal of 130151639 is 936151031.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 130151639 - 28 = 130151383 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130151633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65075819 + 65075820.
It is an arithmetic number, because the mean of its divisors is an integer number (65075820).
Almost surely, 2130151639 is an apocalyptic number.
130151639 is a deficient number, since it is larger than the sum of its proper divisors (1).
130151639 is an equidigital number, since it uses as much as digits as its factorization.
130151639 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2430, while the sum is 29.
The square root of 130151639 is about 11408.4021229969. The cubic root of 130151639 is about 506.7765926558.
The spelling of 130151639 in words is "one hundred thirty million, one hundred fifty-one thousand, six hundred thirty-nine".
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