Base | Representation |
---|---|
bin | 100101110010010101… |
… | …010110110010011110 |
3 | 10212201121002012200110 |
4 | 211302111112302132 |
5 | 1131043131003104 |
6 | 30350002110450 |
7 | 2634302005410 |
oct | 456225266236 |
9 | 125647065613 |
10 | 40572906654 |
11 | 16230391315 |
12 | 7a4394b426 |
13 | 3a97983197 |
14 | 1d6c7009b0 |
15 | 10c6e51e89 |
hex | 972556c9e |
40572906654 has 32 divisors (see below), whose sum is σ = 92745457920. Its totient is φ = 11591335872.
The previous prime is 40572906653. The next prime is 40572906697. The reversal of 40572906654 is 45660927504.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40572906653) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 633162 + ... + 694290.
It is an arithmetic number, because the mean of its divisors is an integer number (2898295560).
Almost surely, 240572906654 is an apocalyptic number.
40572906654 is an abundant number, since it is smaller than the sum of its proper divisors (52172551266).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40572906654 is a wasteful number, since it uses less digits than its factorization.
40572906654 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76944.
The product of its (nonzero) digits is 1814400, while the sum is 48.
The spelling of 40572906654 in words is "forty billion, five hundred seventy-two million, nine hundred six thousand, six hundred fifty-four".
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