Base | Representation |
---|---|
bin | 1001110000000… |
… | …1100100111101 |
3 | 2211221222112002 |
4 | 2130001210331 |
5 | 40432312200 |
6 | 4020352045 |
7 | 1004436452 |
oct | 234014475 |
9 | 84858462 |
10 | 40900925 |
11 | 210a651a |
12 | 11845625 |
13 | 8620940 |
14 | 5609829 |
15 | 38cdbd5 |
hex | 270193d |
40900925 has 24 divisors (see below), whose sum is σ = 54928776. Its totient is φ = 30032640.
The previous prime is 40900919. The next prime is 40900949. The reversal of 40900925 is 52900904.
It can be written as a sum of positive squares in 12 ways, for example, as 25745476 + 15155449 = 5074^2 + 3893^2 .
It is not a de Polignac number, because 40900925 - 220 = 39852349 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102827 + ... + 103223.
It is an arithmetic number, because the mean of its divisors is an integer number (2288699).
Almost surely, 240900925 is an apocalyptic number.
It is an amenable number.
40900925 is a deficient number, since it is larger than the sum of its proper divisors (14027851).
40900925 is a wasteful number, since it uses less digits than its factorization.
40900925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 737 (or 732 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 29.
The square root of 40900925 is about 6395.3831003311. The cubic root of 40900925 is about 344.5437503199.
The spelling of 40900925 in words is "forty million, nine hundred thousand, nine hundred twenty-five".
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