Base | Representation |
---|---|
bin | 1111010010010… |
… | …0001000010100 |
3 | 11110122011221002 |
4 | 3310210020110 |
5 | 112403023444 |
6 | 10210042432 |
7 | 1405635620 |
oct | 364441024 |
9 | 143564832 |
10 | 64111124 |
11 | 33209700 |
12 | 19579418 |
13 | 1038929c |
14 | 872c180 |
15 | 5965d4e |
hex | 3d24214 |
64111124 has 72 divisors (see below), whose sum is σ = 143001600. Its totient is φ = 24615360.
The previous prime is 64111123. The next prime is 64111129. The reversal of 64111124 is 42111146.
It is a super-2 number, since 2×641111242 = 8220472441086752, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 64111096 and 64111105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64111123) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 430202 + ... + 430350.
Almost surely, 264111124 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 64111124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71500800).
64111124 is an abundant number, since it is smaller than the sum of its proper divisors (78890476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64111124 is a wasteful number, since it uses less digits than its factorization.
64111124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 309 (or 296 counting only the distinct ones).
The product of its digits is 192, while the sum is 20.
The square root of 64111124 is about 8006.9422378334. The cubic root of 64111124 is about 400.2313744722.
The spelling of 64111124 in words is "sixty-four million, one hundred eleven thousand, one hundred twenty-four".
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