Base | Representation |
---|---|
bin | 1111010000111… |
… | …1100010010110 |
3 | 11110110220020000 |
4 | 3310033202112 |
5 | 112342324044 |
6 | 10204152130 |
7 | 1405134660 |
oct | 364174226 |
9 | 143426200 |
10 | 64026774 |
11 | 33161299 |
12 | 19538646 |
13 | 10359a86 |
14 | 8709530 |
15 | 594ad69 |
hex | 3d0f896 |
64026774 has 80 divisors (see below), whose sum is σ = 165597696. Its totient is φ = 18111600.
The previous prime is 64026763. The next prime is 64026791. The reversal of 64026774 is 47762046.
64026774 is a `hidden beast` number, since 640 + 2 + 6 + 7 + 7 + 4 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 148339 + ... + 148769.
Almost surely, 264026774 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 64026774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82798848).
64026774 is an abundant number, since it is smaller than the sum of its proper divisors (101570922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64026774 is a wasteful number, since it uses less digits than its factorization.
64026774 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 583 (or 574 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 36.
The square root of 64026774 is about 8001.6732000251. The cubic root of 64026774 is about 400.0557713902.
The spelling of 64026774 in words is "sixty-four million, twenty-six thousand, seven hundred seventy-four".
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