Base | Representation |
---|---|
bin | 1111010111111… |
… | …1100000000001 |
3 | 11111100012022022 |
4 | 3311333200001 |
5 | 113002013002 |
6 | 10222051225 |
7 | 1412055005 |
oct | 365774001 |
9 | 144305268 |
10 | 64485377 |
11 | 33444900 |
12 | 19719b15 |
13 | 1048a738 |
14 | 87c8705 |
15 | 59dbba2 |
hex | 3d7f801 |
64485377 has 12 divisors (see below), whose sum is σ = 71085840. Its totient is φ = 58453560.
The previous prime is 64485367. The next prime is 64485383. The reversal of 64485377 is 77358446.
It is not a de Polignac number, because 64485377 - 210 = 64484353 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (64485367) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62774 + ... + 63792.
It is an arithmetic number, because the mean of its divisors is an integer number (5923820).
Almost surely, 264485377 is an apocalyptic number.
It is an amenable number.
64485377 is a deficient number, since it is larger than the sum of its proper divisors (6600463).
64485377 is a wasteful number, since it uses less digits than its factorization.
64485377 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1564 (or 1553 counting only the distinct ones).
The product of its digits is 564480, while the sum is 44.
The square root of 64485377 is about 8030.2787622847. The cubic root of 64485377 is about 401.0086564757.
The spelling of 64485377 in words is "sixty-four million, four hundred eighty-five thousand, three hundred seventy-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •