Base | Representation |
---|---|
bin | 1111100111001… |
… | …00110001011111 |
3 | 100010102111000010 |
4 | 13303210301133 |
5 | 232011213404 |
6 | 20554534303 |
7 | 3150100656 |
oct | 763446137 |
9 | 303374003 |
10 | 130960479 |
11 | 67a18601 |
12 | 37a37393 |
13 | 21193a10 |
14 | 1357019d |
15 | b76d189 |
hex | 7ce4c5f |
130960479 has 16 divisors (see below), whose sum is σ = 188754944. Its totient is φ = 80287200.
The previous prime is 130960477. The next prime is 130960493. The reversal of 130960479 is 974069031.
It is not a de Polignac number, because 130960479 - 21 = 130960477 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130960477) 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 in 15 ways as a sum of consecutive naturals, for example, 4374 + ... + 16764.
It is an arithmetic number, because the mean of its divisors is an integer number (11797184).
Almost surely, 2130960479 is an apocalyptic number.
130960479 is a deficient number, since it is larger than the sum of its proper divisors (57794465).
130960479 is a wasteful number, since it uses less digits than its factorization.
130960479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12678.
The product of its (nonzero) digits is 40824, while the sum is 39.
The square root of 130960479 is about 11443.7965291244. The cubic root of 130960479 is about 507.8242295465.
The spelling of 130960479 in words is "one hundred thirty million, nine hundred sixty thousand, four hundred seventy-nine".
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