Base | Representation |
---|---|
bin | 100101100010101100… |
… | …110011001001010101 |
3 | 10212001022112111110021 |
4 | 211202230303021111 |
5 | 1130024004213121 |
6 | 30303552225141 |
7 | 2624635405510 |
oct | 454254631125 |
9 | 125038474407 |
10 | 40310616661 |
11 | 16106323a27 |
12 | 798bb3b1b1 |
13 | 3a555297c3 |
14 | 1d45945d77 |
15 | 10adde1641 |
hex | 962b33255 |
40310616661 has 32 divisors (see below), whose sum is σ = 48538828800. Its totient is φ = 32730023040.
The previous prime is 40310616629. The next prime is 40310616677. The reversal of 40310616661 is 16661601304.
It is not a de Polignac number, because 40310616661 - 25 = 40310616629 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40310616361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11999100 + ... + 12002458.
It is an arithmetic number, because the mean of its divisors is an integer number (1516838400).
Almost surely, 240310616661 is an apocalyptic number.
It is an amenable number.
40310616661 is a deficient number, since it is larger than the sum of its proper divisors (8228212139).
40310616661 is a wasteful number, since it uses less digits than its factorization.
40310616661 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4089.
The product of its (nonzero) digits is 15552, while the sum is 34.
The spelling of 40310616661 in words is "forty billion, three hundred ten million, six hundred sixteen thousand, six hundred sixty-one".
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