Base | Representation |
---|---|
bin | 1111010001101… |
… | …1000111100101 |
3 | 11110120022022000 |
4 | 3310123013211 |
5 | 112400333323 |
6 | 10205155513 |
7 | 1405423200 |
oct | 364330745 |
9 | 143508260 |
10 | 64074213 |
11 | 331939a5 |
12 | 1955bb99 |
13 | 10375548 |
14 | 871c937 |
15 | 5959e43 |
hex | 3d1b1e5 |
64074213 has 48 divisors (see below), whose sum is σ = 116280000. Its totient is φ = 34673184.
The previous prime is 64074211. The next prime is 64074221. The reversal of 64074213 is 31247046.
64074213 is a `hidden beast` number, since 640 + 7 + 4 + 2 + 13 = 666.
It is not a de Polignac number, because 64074213 - 21 = 64074211 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64074211) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23863 + ... + 26411.
It is an arithmetic number, because the mean of its divisors is an integer number (2422500).
Almost surely, 264074213 is an apocalyptic number.
64074213 is a gapful number since it is divisible by the number (63) formed by its first and last digit.
It is an amenable number.
64074213 is a deficient number, since it is larger than the sum of its proper divisors (52205787).
64074213 is a wasteful number, since it uses less digits than its factorization.
64074213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2591 (or 2578 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 27.
The square root of 64074213 is about 8004.6369686576. The cubic root of 64074213 is about 400.1545506942.
The spelling of 64074213 in words is "sixty-four million, seventy-four thousand, two hundred thirteen".
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