Base | Representation |
---|---|
bin | 1111010100110… |
… | …1101101011010 |
3 | 11110221211112212 |
4 | 3311031231122 |
5 | 112424001214 |
6 | 10213435122 |
7 | 1410245300 |
oct | 365155532 |
9 | 143854485 |
10 | 64281434 |
11 | 33315658 |
12 | 1963baa2 |
13 | 10418969 |
14 | 8774270 |
15 | 599b53e |
hex | 3d4db5a |
64281434 has 24 divisors (see below), whose sum is σ = 114013908. Its totient is φ = 27095040.
The previous prime is 64281419. The next prime is 64281443. The reversal of 64281434 is 43418246.
It can be written as a sum of positive squares in 2 ways, for example, as 64240225 + 41209 = 8015^2 + 203^2 .
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 64281434.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 602 + ... + 11354.
Almost surely, 264281434 is an apocalyptic number.
64281434 is a deficient number, since it is larger than the sum of its proper divisors (49732474).
64281434 is a wasteful number, since it uses less digits than its factorization.
64281434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10830 (or 10823 counting only the distinct ones).
The product of its digits is 18432, while the sum is 32.
The square root of 64281434 is about 8017.5703302185. The cubic root of 64281434 is about 400.5854634965.
The spelling of 64281434 in words is "sixty-four million, two hundred eighty-one thousand, four hundred thirty-four".
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