Base | Representation |
---|---|
bin | 100110000100111100… |
… | …000000111100011101 |
3 | 10220112100101202100202 |
4 | 212010330000330131 |
5 | 1132213031440220 |
6 | 30440552033245 |
7 | 2645112012122 |
oct | 460474007435 |
9 | 126470352322 |
10 | 40885030685 |
11 | 16380596764 |
12 | 7b10392825 |
13 | 3b17537565 |
14 | 1d9bd4c749 |
15 | 10e4558275 |
hex | 984f00f1d |
40885030685 has 8 divisors (see below), whose sum is σ = 51948039096. Its totient is φ = 30784023040.
The previous prime is 40885030633. The next prime is 40885030721. The reversal of 40885030685 is 58603058804.
It can be written as a sum of positive squares in 4 ways, for example, as 7960565284 + 32924465401 = 89222^2 + 181451^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40885030685 - 220 = 40883982109 is a prime.
It is a super-2 number, since 2×408850306852 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240500096 + ... + 240500265.
It is an arithmetic number, because the mean of its divisors is an integer number (6493504887).
Almost surely, 240885030685 is an apocalyptic number.
It is an amenable number.
40885030685 is a deficient number, since it is larger than the sum of its proper divisors (11063008411).
40885030685 is a wasteful number, since it uses less digits than its factorization.
40885030685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 481000383.
The product of its (nonzero) digits is 921600, while the sum is 47.
The spelling of 40885030685 in words is "forty billion, eight hundred eighty-five million, thirty thousand, six hundred eighty-five".
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