Base | Representation |
---|---|
bin | 1111011100101… |
… | …1100010010111 |
3 | 11111221000112100 |
4 | 3313023202113 |
5 | 113041444243 |
6 | 10232453143 |
7 | 1414523010 |
oct | 367134227 |
9 | 144830470 |
10 | 64796823 |
11 | 336378a3 |
12 | 1984a1b3 |
13 | 10569420 |
14 | 886a007 |
15 | 5a4e0d3 |
hex | 3dcb897 |
64796823 has 48 divisors (see below), whose sum is σ = 117173056. Its totient is φ = 33592320.
The previous prime is 64796807. The next prime is 64796863. The reversal of 64796823 is 32869746.
It is not a de Polignac number, because 64796823 - 24 = 64796807 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64796803) 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, 49311 + ... + 50607.
Almost surely, 264796823 is an apocalyptic number.
64796823 is a gapful number since it is divisible by the number (63) formed by its first and last digit.
64796823 is a deficient number, since it is larger than the sum of its proper divisors (52376233).
64796823 is a wasteful number, since it uses less digits than its factorization.
64796823 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1384 (or 1381 counting only the distinct ones).
The product of its digits is 435456, while the sum is 45.
The square root of 64796823 is about 8049.6473835815. The cubic root of 64796823 is about 401.6532057800.
The spelling of 64796823 in words is "sixty-four million, seven hundred ninety-six thousand, eight hundred twenty-three".
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