Base | Representation |
---|---|
bin | 11101010100001110001011… |
… | …01100100001101111101010 |
3 | 22110020221020220020201221100 |
4 | 32222013011230201233222 |
5 | 31422204323104223040 |
6 | 345035254213422230 |
7 | 16402356331425333 |
oct | 1652070554415752 |
9 | 273227226221840 |
10 | 64466480929770 |
11 | 195a5098935637 |
12 | 729205203a976 |
13 | 29c821734710a |
14 | 11cc2a132b28a |
15 | 76bdc3b3eb30 |
hex | 3aa1c5b21bea |
64466480929770 has 48 divisors (see below), whose sum is σ = 169908916878792. Its totient is φ = 16955567585280.
The previous prime is 64466480929679. The next prime is 64466480929771. The reversal of 64466480929770 is 7792908466446.
64466480929770 is a `hidden beast` number, since 6 + 4 + 466 + 4 + 8 + 0 + 9 + 2 + 97 + 70 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 41885062465689 + 22581418464081 = 6471867^2 + 4751991^2 .
It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (64466480929771) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4906118311 + ... + 4906131450.
Almost surely, 264466480929770 is an apocalyptic number.
64466480929770 is an abundant number, since it is smaller than the sum of its proper divisors (105442435949022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64466480929770 is a wasteful number, since it uses less digits than its factorization.
64466480929770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9812249847 (or 9812249844 counting only the distinct ones).
The product of its (nonzero) digits is 877879296, while the sum is 72.
The spelling of 64466480929770 in words is "sixty-four trillion, four hundred sixty-six billion, four hundred eighty million, nine hundred twenty-nine thousand, seven hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.187 sec. • engine limits •