Base | Representation |
---|---|
bin | 1001100100010… |
… | …0010100111100 |
3 | 2210111121012010 |
4 | 2121010110330 |
5 | 40233011011 |
6 | 3552011220 |
7 | 665030466 |
oct | 231042474 |
9 | 83447163 |
10 | 40125756 |
11 | 20717090 |
12 | 11530b10 |
13 | 840bb68 |
14 | 5487136 |
15 | 37c91a6 |
hex | 264453c |
40125756 has 24 divisors (see below), whose sum is σ = 102138624. Its totient is φ = 12159280.
The previous prime is 40125727. The next prime is 40125773. The reversal of 40125756 is 65752104.
It is a super-2 number, since 2×401257562 = 3220152589143072, which contains 22 as substring.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 151860 + ... + 152123.
It is an arithmetic number, because the mean of its divisors is an integer number (4255776).
Almost surely, 240125756 is an apocalyptic number.
It is an amenable number.
40125756 is an abundant number, since it is smaller than the sum of its proper divisors (62012868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40125756 is a wasteful number, since it uses less digits than its factorization.
40125756 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 304001 (or 303999 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 40125756 is about 6334.4894032590. The cubic root of 40125756 is about 342.3532139578.
The spelling of 40125756 in words is "forty million, one hundred twenty-five thousand, seven hundred fifty-six".
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