Base | Representation |
---|---|
bin | 1111010011011… |
… | …1111010010000 |
3 | 11110210022001211 |
4 | 3310313322100 |
5 | 112413122034 |
6 | 10211505504 |
7 | 1406424052 |
oct | 364677220 |
9 | 143708054 |
10 | 64192144 |
11 | 33264565 |
12 | 195b8294 |
13 | 103b7123 |
14 | 874d8d2 |
15 | 597ed64 |
hex | 3d37e90 |
64192144 has 15 divisors (see below), whose sum is σ = 124434403. Its totient is φ = 32080048.
The previous prime is 64192133. The next prime is 64192147. The reversal of 64192144 is 44129146.
The square root of 64192144 is 8012.
It is a perfect power (a square), and thus also a powerful number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (64192147) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 31047 + ... + 33049.
Almost surely, 264192144 is an apocalyptic number.
64192144 is the 8012-nd square number.
It is an amenable number.
64192144 is a deficient number, since it is larger than the sum of its proper divisors (60242259).
64192144 is an frugal number, since it uses more digits than its factorization.
64192144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4014 (or 2005 counting only the distinct ones).
The product of its digits is 6912, while the sum is 31.
The cubic root of 64192144 is about 400.3999000666.
The spelling of 64192144 in words is "sixty-four million, one hundred ninety-two thousand, one hundred forty-four".
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