Base | Representation |
---|---|
bin | 111100010011110101… |
… | …100110000001001101 |
3 | 20012011001100000000211 |
4 | 330103311212001031 |
5 | 2030110333412101 |
6 | 45425450122421 |
7 | 4451514121342 |
oct | 742365460115 |
9 | 205131300024 |
10 | 64757325901 |
11 | 25510905464 |
12 | 10673120411 |
13 | 615023ca28 |
14 | 31c46247c9 |
15 | 1a40220c51 |
hex | f13d6604d |
64757325901 has 2 divisors, whose sum is σ = 64757325902. Its totient is φ = 64757325900.
The previous prime is 64757325791. The next prime is 64757325911. The reversal of 64757325901 is 10952375746.
64757325901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 64706131876 + 51194025 = 254374^2 + 7155^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-64757325901 is a prime.
It is a super-2 number, since 2×647573259012 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (64757325911) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32378662950 + 32378662951.
It is an arithmetic number, because the mean of its divisors is an integer number (32378662951).
Almost surely, 264757325901 is an apocalyptic number.
It is an amenable number.
64757325901 is a deficient number, since it is larger than the sum of its proper divisors (1).
64757325901 is an equidigital number, since it uses as much as digits as its factorization.
64757325901 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1587600, while the sum is 49.
The spelling of 64757325901 in words is "sixty-four billion, seven hundred fifty-seven million, three hundred twenty-five thousand, nine hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •