Base | Representation |
---|---|
bin | 1111100101101… |
… | …01100110011001 |
3 | 100010001122221202 |
4 | 13302311212121 |
5 | 231434023012 |
6 | 20550443545 |
7 | 3145334435 |
oct | 762654631 |
9 | 303048852 |
10 | 130767257 |
11 | 678a6415 |
12 | 379635b5 |
13 | 21126a9a |
14 | 1351d9c5 |
15 | b730cc2 |
hex | 7cb5999 |
130767257 has 8 divisors (see below), whose sum is σ = 134021184. Its totient is φ = 127523088.
The previous prime is 130767229. The next prime is 130767277. The reversal of 130767257 is 752767031.
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 130767257 - 26 = 130767193 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 130767257.
It is not an unprimeable number, because it can be changed into a prime (130767227) 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, 29903 + ... + 33995.
It is an arithmetic number, because the mean of its divisors is an integer number (16752648).
Almost surely, 2130767257 is an apocalyptic number.
It is an amenable number.
130767257 is a deficient number, since it is larger than the sum of its proper divisors (3253927).
130767257 is an equidigital number, since it uses as much as digits as its factorization.
130767257 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4879.
The product of its (nonzero) digits is 61740, while the sum is 38.
The square root of 130767257 is about 11435.3511970556. The cubic root of 130767257 is about 507.5743548995.
The spelling of 130767257 in words is "one hundred thirty million, seven hundred sixty-seven thousand, two hundred fifty-seven".
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