Base | Representation |
---|---|
bin | 1111010010010… |
… | …1000000000000 |
3 | 11110122100211002 |
4 | 3310211000000 |
5 | 112403132223 |
6 | 10210111132 |
7 | 1405652201 |
oct | 364450000 |
9 | 143570732 |
10 | 64114688 |
11 | 33211350 |
12 | 1957b4a8 |
13 | 1038aab1 |
14 | 872d5a8 |
15 | 5966e28 |
hex | 3d25000 |
64114688 has 52 divisors (see below), whose sum is σ = 139967808. Its totient is φ = 29122560.
The previous prime is 64114681. The next prime is 64114711. The reversal of 64114688 is 88641146.
It is a super-2 number, since 2×641146882 = 8221386434674688, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64114681) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44345 + ... + 45767.
Almost surely, 264114688 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 64114688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69983904).
64114688 is an abundant number, since it is smaller than the sum of its proper divisors (75853120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64114688 is a wasteful number, since it uses less digits than its factorization.
64114688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1458 (or 1436 counting only the distinct ones).
The product of its digits is 36864, while the sum is 38.
The square root of 64114688 is about 8007.1647916101. The cubic root of 64114688 is about 400.2387907524.
The spelling of 64114688 in words is "sixty-four million, one hundred fourteen thousand, six hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •