Base | Representation |
---|---|
bin | 1111100100111… |
… | …00011001110101 |
3 | 100002212102101101 |
4 | 13302130121311 |
5 | 231422222203 |
6 | 20544330101 |
7 | 3144424522 |
oct | 762343165 |
9 | 302772341 |
10 | 130664053 |
11 | 67835923 |
12 | 37913931 |
13 | 210bbb10 |
14 | 134d4149 |
15 | b71041d |
hex | 7c9c675 |
130664053 has 8 divisors (see below), whose sum is σ = 145567800. Its totient is φ = 116453568.
The previous prime is 130664033. The next prime is 130664059. The reversal of 130664053 is 350466031.
It can be written as a sum of positive squares in 4 ways, for example, as 3470769 + 127193284 = 1863^2 + 11278^2 .
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 130664053 - 25 = 130664021 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130664059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172918 + ... + 173671.
It is an arithmetic number, because the mean of its divisors is an integer number (18195975).
Almost surely, 2130664053 is an apocalyptic number.
130664053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
130664053 is a deficient number, since it is larger than the sum of its proper divisors (14903747).
130664053 is a wasteful number, since it uses less digits than its factorization.
130664053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 346631.
The product of its (nonzero) digits is 6480, while the sum is 28.
The square root of 130664053 is about 11430.8378083148. The cubic root of 130664053 is about 507.4407906528.
The spelling of 130664053 in words is "one hundred thirty million, six hundred sixty-four thousand, fifty-three".
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