Base | Representation |
---|---|
bin | 1111100000110… |
… | …11101111111101 |
3 | 100001212122112001 |
4 | 13300123233331 |
5 | 231303341320 |
6 | 20525142301 |
7 | 3140101261 |
oct | 760335775 |
9 | 301778461 |
10 | 130137085 |
11 | 67505a11 |
12 | 376ba991 |
13 | 20c65cc0 |
14 | 133d80a1 |
15 | b65920a |
hex | 7c1bbfd |
130137085 has 16 divisors (see below), whose sum is σ = 169303680. Its totient is φ = 95457600.
The previous prime is 130137083. The next prime is 130137097. The reversal of 130137085 is 580731031.
It is not a de Polignac number, because 130137085 - 21 = 130137083 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130137083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3186 + ... + 16444.
It is an arithmetic number, because the mean of its divisors is an integer number (10581480).
Almost surely, 2130137085 is an apocalyptic number.
It is an amenable number.
130137085 is a deficient number, since it is larger than the sum of its proper divisors (39166595).
130137085 is a wasteful number, since it uses less digits than its factorization.
130137085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13428.
The product of its (nonzero) digits is 2520, while the sum is 28.
The square root of 130137085 is about 11407.7642419538. The cubic root of 130137085 is about 506.7577021229.
The spelling of 130137085 in words is "one hundred thirty million, one hundred thirty-seven thousand, eighty-five".
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