Base | Representation |
---|---|
bin | 1111100100111… |
… | …00100100111101 |
3 | 100002212110100202 |
4 | 13302130210331 |
5 | 231422233030 |
6 | 20544333245 |
7 | 3144426560 |
oct | 762344475 |
9 | 302773322 |
10 | 130664765 |
11 | 67836410 |
12 | 37914225 |
13 | 210bc23a |
14 | 134d44d7 |
15 | b710745 |
hex | 7c9c93d |
130664765 has 16 divisors (see below), whose sum is σ = 195488640. Its totient is φ = 81453120.
The previous prime is 130664759. The next prime is 130664773. The reversal of 130664765 is 567466031.
It is a happy number.
It is not a de Polignac number, because 130664765 - 26 = 130664701 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169310 + ... + 170079.
It is an arithmetic number, because the mean of its divisors is an integer number (12218040).
Almost surely, 2130664765 is an apocalyptic number.
It is an amenable number.
130664765 is a deficient number, since it is larger than the sum of its proper divisors (64823875).
130664765 is a wasteful number, since it uses less digits than its factorization.
130664765 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 339412.
The product of its (nonzero) digits is 90720, while the sum is 38.
The square root of 130664765 is about 11430.8689520963. The cubic root of 130664765 is about 507.4417123477.
The spelling of 130664765 in words is "one hundred thirty million, six hundred sixty-four thousand, seven hundred sixty-five".
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