Base | Representation |
---|---|
bin | 11101001001011110000100 |
3 | 112101012102200 |
4 | 131021132010 |
5 | 3424002324 |
6 | 431434500 |
7 | 121642602 |
oct | 35113604 |
9 | 15335380 |
10 | 7640964 |
11 | 4349851 |
12 | 2685a30 |
13 | 1776ba6 |
14 | 102c872 |
15 | a0dec9 |
hex | 749784 |
7640964 has 36 divisors (see below), whose sum is σ = 20333040. Its totient is φ = 2412720.
The previous prime is 7640933. The next prime is 7640987. The reversal of 7640964 is 4690467.
7640964 is a `hidden beast` number, since 7 + 640 + 9 + 6 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4902 + ... + 6269.
Almost surely, 27640964 is an apocalyptic number.
It is an amenable number.
7640964 is an abundant number, since it is smaller than the sum of its proper divisors (12692076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7640964 is a wasteful number, since it uses less digits than its factorization.
7640964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11200 (or 11195 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The square root of 7640964 is about 2764.2293681965. The cubic root of 7640964 is about 196.9621234953.
The spelling of 7640964 in words is "seven million, six hundred forty thousand, nine hundred sixty-four".
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