Base | Representation |
---|---|
bin | 1111010010011… |
… | …1101100001011 |
3 | 11110122220221012 |
4 | 3310213230023 |
5 | 112404010312 |
6 | 10210234135 |
7 | 1406026262 |
oct | 364475413 |
9 | 143586835 |
10 | 64125707 |
11 | 33219658 |
12 | 1958594b |
13 | 10392b09 |
14 | 87335d9 |
15 | 596a322 |
hex | 3d27b0b |
64125707 has 8 divisors (see below), whose sum is σ = 65454480. Its totient is φ = 62801440.
The previous prime is 64125697. The next prime is 64125749. The reversal of 64125707 is 70752146.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-64125707 is a prime.
It is a super-2 number, since 2×641257072 = 8224212596499698, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (64125797) 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, 57269 + ... + 58377.
It is an arithmetic number, because the mean of its divisors is an integer number (8181810).
Almost surely, 264125707 is an apocalyptic number.
64125707 is a deficient number, since it is larger than the sum of its proper divisors (1328773).
64125707 is a wasteful number, since it uses less digits than its factorization.
64125707 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2253.
The product of its (nonzero) digits is 11760, while the sum is 32.
The square root of 64125707 is about 8007.8528333131. The cubic root of 64125707 is about 400.2617183048.
The spelling of 64125707 in words is "sixty-four million, one hundred twenty-five thousand, seven hundred seven".
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