Base | Representation |
---|---|
bin | 111100000010010110… |
… | …101100010001010011 |
3 | 20011101121102010111202 |
4 | 330002112230101103 |
5 | 2024010241343441 |
6 | 45340411301415 |
7 | 4441323031013 |
oct | 740226542123 |
9 | 204347363452 |
10 | 64464012371 |
11 | 25380288690 |
12 | 105b0a4a86b |
13 | 6104543525 |
14 | 31976b1c43 |
15 | 1a245d319b |
hex | f025ac453 |
64464012371 has 4 divisors (see below), whose sum is σ = 70324377144. Its totient is φ = 58603647600.
The previous prime is 64464012337. The next prime is 64464012433. The reversal of 64464012371 is 17321046446.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 64464012371 - 226 = 64396903507 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (64464012331) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2930182370 + ... + 2930182391.
It is an arithmetic number, because the mean of its divisors is an integer number (17581094286).
Almost surely, 264464012371 is an apocalyptic number.
64464012371 is a deficient number, since it is larger than the sum of its proper divisors (5860364773).
64464012371 is a wasteful number, since it uses less digits than its factorization.
64464012371 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5860364772.
The product of its (nonzero) digits is 96768, while the sum is 38.
The spelling of 64464012371 in words is "sixty-four billion, four hundred sixty-four million, twelve thousand, three hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.260 sec. • engine limits •