Base | Representation |
---|---|
bin | 1111010111101… |
… | …1100000011000 |
3 | 11111022100212100 |
4 | 3311323200120 |
5 | 113001002031 |
6 | 10221443400 |
7 | 1411656213 |
oct | 365734030 |
9 | 144270770 |
10 | 64469016 |
11 | 33433587 |
12 | 19710560 |
13 | 10483161 |
14 | 87c277a |
15 | 59d6de6 |
hex | 3d7b818 |
64469016 has 48 divisors (see below), whose sum is σ = 175102200. Its totient is φ = 21428352.
The previous prime is 64468979. The next prime is 64469017. The reversal of 64469016 is 61096446.
64469016 is a `hidden beast` number, since 644 + 6 + 9 + 0 + 1 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64469017) 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, 29100 + ... + 31236.
Almost surely, 264469016 is an apocalyptic number.
It is an amenable number.
64469016 is an abundant number, since it is smaller than the sum of its proper divisors (110633184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64469016 is a wasteful number, since it uses less digits than its factorization.
64469016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2568 (or 2561 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 64469016 is about 8029.2599908086. The cubic root of 64469016 is about 400.9747394448.
The spelling of 64469016 in words is "sixty-four million, four hundred sixty-nine thousand, sixteen".
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