Base | Representation |
---|---|
bin | 1111010010110… |
… | …0011010000010 |
3 | 11110200220102201 |
4 | 3310230122002 |
5 | 112410120101 |
6 | 10210503414 |
7 | 1406136511 |
oct | 364543202 |
9 | 143626381 |
10 | 64145026 |
11 | 33232120 |
12 | 19594b6a |
13 | 1039b84a |
14 | 873a678 |
15 | 5970e01 |
hex | 3d2c682 |
64145026 has 16 divisors (see below), whose sum is σ = 110489760. Its totient is φ = 27622080.
The previous prime is 64145023. The next prime is 64145041. The reversal of 64145026 is 62054146.
It is a super-2 number, since 2×641450262 = 8229168721081352, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 64144985 and 64145003.
It is not an unprimeable number, because it can be changed into a prime (64145023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76311 + ... + 77146.
It is an arithmetic number, because the mean of its divisors is an integer number (6905610).
Almost surely, 264145026 is an apocalyptic number.
64145026 is a deficient number, since it is larger than the sum of its proper divisors (46344734).
64145026 is a wasteful number, since it uses less digits than its factorization.
64145026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153489.
The product of its (nonzero) digits is 5760, while the sum is 28.
The square root of 64145026 is about 8009.0589959121. The cubic root of 64145026 is about 400.3019095692.
The spelling of 64145026 in words is "sixty-four million, one hundred forty-five thousand, twenty-six".
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