Base | Representation |
---|---|
bin | 1001101010000… |
… | …1110101000101 |
3 | 2211020001112202 |
4 | 2122201311011 |
5 | 40332234431 |
6 | 4004124245 |
7 | 1001214200 |
oct | 232416505 |
9 | 84201482 |
10 | 40508741 |
11 | 209588a9 |
12 | 11696685 |
13 | 8514290 |
14 | 5546937 |
15 | 38528cb |
hex | 26a1d45 |
40508741 has 24 divisors (see below), whose sum is σ = 53434080. Its totient is φ = 30354912.
The previous prime is 40508719. The next prime is 40508753. The reversal of 40508741 is 14780504.
It is a de Polignac number, because none of the positive numbers 2k-40508741 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40508701) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10430 + ... + 13776.
It is an arithmetic number, because the mean of its divisors is an integer number (2226420).
Almost surely, 240508741 is an apocalyptic number.
It is an amenable number.
40508741 is a deficient number, since it is larger than the sum of its proper divisors (12925339).
40508741 is a wasteful number, since it uses less digits than its factorization.
40508741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3393 (or 3386 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 29.
The square root of 40508741 is about 6364.6477514471. The cubic root of 40508741 is about 343.4389770313.
The spelling of 40508741 in words is "forty million, five hundred eight thousand, seven hundred forty-one".
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