Base | Representation |
---|---|
bin | 1001101111111… |
… | …0101011000110 |
3 | 2211221101012112 |
4 | 2123332223012 |
5 | 40431422110 |
6 | 4020221022 |
7 | 1004360000 |
oct | 233765306 |
9 | 84841175 |
10 | 40889030 |
11 | 21098596 |
12 | 1183a772 |
13 | 86183c0 |
14 | 5605370 |
15 | 38ca405 |
hex | 26feac6 |
40889030 has 80 divisors (see below), whose sum is σ = 93172464. Its totient is φ = 12841920.
The previous prime is 40889021. The next prime is 40889041. The reversal of 40889030 is 3098804.
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 39 ways as a sum of consecutive naturals, for example, 312065 + ... + 312195.
Almost surely, 240889030 is an apocalyptic number.
40889030 is an abundant number, since it is smaller than the sum of its proper divisors (52283434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40889030 is a wasteful number, since it uses less digits than its factorization.
40889030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179 (or 158 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 40889030 is about 6394.4530649619. The cubic root of 40889030 is about 344.5103464684.
The spelling of 40889030 in words is "forty million, eight hundred eighty-nine thousand, thirty".
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