Base | Representation |
---|---|
bin | 100110000110100110… |
… | …100010110111000111 |
3 | 10220121021221112212221 |
4 | 212012212202313013 |
5 | 1132242204104441 |
6 | 30443430353211 |
7 | 2645601252433 |
oct | 460646426707 |
9 | 126537845787 |
10 | 40912956871 |
11 | 16395330056 |
12 | 7b197bb807 |
13 | 3b20264627 |
14 | 1da193b9c3 |
15 | 10e6c228d1 |
hex | 9869a2dc7 |
40912956871 has 12 divisors (see below), whose sum is σ = 41622835800. Its totient is φ = 40214996640.
The previous prime is 40912956869. The next prime is 40912956911. The reversal of 40912956871 is 17865921904.
40912956871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 40912956871 - 21 = 40912956869 is a prime.
It is a super-2 number, since 2×409129568712 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40912957871) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7547200 + ... + 7552618.
It is an arithmetic number, because the mean of its divisors is an integer number (3468569650).
Almost surely, 240912956871 is an apocalyptic number.
40912956871 is a deficient number, since it is larger than the sum of its proper divisors (709878929).
40912956871 is an equidigital number, since it uses as much as digits as its factorization.
40912956871 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7570 (or 7509 counting only the distinct ones).
The product of its (nonzero) digits is 1088640, while the sum is 52.
The spelling of 40912956871 in words is "forty billion, nine hundred twelve million, nine hundred fifty-six thousand, eight hundred seventy-one".
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