Base | Representation |
---|---|
bin | 111011110001001000… |
… | …011010100011111010 |
3 | 20010122110200200110101 |
4 | 323301020122203322 |
5 | 2022412303312041 |
6 | 45252010110014 |
7 | 4431213661654 |
oct | 736110324372 |
9 | 203573620411 |
10 | 64175057146 |
11 | 25242168312 |
12 | 1053011b30a |
13 | 60897119c5 |
14 | 316b1756d4 |
15 | 1a09056b31 |
hex | ef121a8fa |
64175057146 has 16 divisors (see below), whose sum is σ = 96544112904. Its totient is φ = 31993752384.
The previous prime is 64175057131. The next prime is 64175057161.
64175057146 is nontrivially palindromic in base 10.
It is an interprime number because it is at equal distance from previous prime (64175057131) and next prime (64175057161).
It can be written as a sum of positive squares in 4 ways, for example, as 35023251025 + 29151806121 = 187145^2 + 170739^2 .
It is a junction number, because it is equal to n+sod(n) for n = 64175057096 and 64175057105.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2123236 + ... + 2153248.
Almost surely, 264175057146 is an apocalyptic number.
64175057146 is a deficient number, since it is larger than the sum of its proper divisors (32369055758).
64175057146 is a wasteful number, since it uses less digits than its factorization.
64175057146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33105.
The product of its (nonzero) digits is 705600, while the sum is 46.
It can be divided in two parts, 641750 and 57146, that added together give a palindrome (698896).
The spelling of 64175057146 in words is "sixty-four billion, one hundred seventy-five million, fifty-seven thousand, one hundred forty-six".
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