Base | Representation |
---|---|
bin | 1111100100111… |
… | …01111101010111 |
3 | 100002212202010022 |
4 | 13302131331113 |
5 | 231422423143 |
6 | 20544415355 |
7 | 3144452222 |
oct | 762357527 |
9 | 302782108 |
10 | 130670423 |
11 | 6783a694 |
12 | 3791755b |
13 | 210c19a0 |
14 | 134d65b9 |
15 | b712268 |
hex | 7c9df57 |
130670423 has 8 divisors (see below), whose sum is σ = 142304400. Its totient is φ = 119262528.
The previous prime is 130670413. The next prime is 130670443. The reversal of 130670423 is 324076031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 130670423 - 214 = 130654039 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 130670392 and 130670401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130670413) 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 7 ways as a sum of consecutive naturals, for example, 55313 + ... + 57626.
It is an arithmetic number, because the mean of its divisors is an integer number (17788050).
Almost surely, 2130670423 is an apocalyptic number.
130670423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
130670423 is a deficient number, since it is larger than the sum of its proper divisors (11633977).
130670423 is a wasteful number, since it uses less digits than its factorization.
130670423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113041.
The product of its (nonzero) digits is 3024, while the sum is 26.
The square root of 130670423 is about 11431.1164371640. The cubic root of 130670423 is about 507.4490365966.
The spelling of 130670423 in words is "one hundred thirty million, six hundred seventy thousand, four hundred twenty-three".
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