Base | Representation |
---|---|
bin | 1100000010101001… |
… | …00111010100100101 |
3 | 121200112100100002120 |
4 | 12001110213110211 |
5 | 101214421211401 |
6 | 2545251300153 |
7 | 316125315624 |
oct | 60124472445 |
9 | 17615310076 |
10 | 6464632101 |
11 | 2818130864 |
12 | 1304baa659 |
13 | 7c04197c5 |
14 | 4547d96bb |
15 | 27c816836 |
hex | 181527525 |
6464632101 has 8 divisors (see below), whose sum is σ = 8651316864. Its totient is φ = 4293851040.
The previous prime is 6464632099. The next prime is 6464632117. The reversal of 6464632101 is 1012364646.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 6464632101 - 21 = 6464632099 is a prime.
It is a super-3 number, since 3×64646321013 (a number of 30 digits) contains 333 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6464632171) 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, 3974976 + ... + 3976601.
It is an arithmetic number, because the mean of its divisors is an integer number (1081414608).
Almost surely, 26464632101 is an apocalyptic number.
It is an amenable number.
6464632101 is a deficient number, since it is larger than the sum of its proper divisors (2186684763).
6464632101 is a wasteful number, since it uses less digits than its factorization.
6464632101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7951851.
The product of its (nonzero) digits is 20736, while the sum is 33.
The square root of 6464632101 is about 80402.9358978887. The cubic root of 6464632101 is about 1862.8645210345.
Adding to 6464632101 its reverse (1012364646), we get a palindrome (7476996747).
The spelling of 6464632101 in words is "six billion, four hundred sixty-four million, six hundred thirty-two thousand, one hundred one".
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