Base | Representation |
---|---|
bin | 10111110110001… |
… | …110111011111000 |
3 | 1000212211211022022 |
4 | 113312032323320 |
5 | 1304410433140 |
6 | 103411214012 |
7 | 12625506443 |
oct | 2766167370 |
9 | 1025754268 |
10 | 400092920 |
11 | 195929807 |
12 | b1ba7308 |
13 | 64b74996 |
14 | 3b1ca65a |
15 | 251d10b5 |
hex | 17d8eef8 |
400092920 has 16 divisors (see below), whose sum is σ = 900209160. Its totient is φ = 160037152.
The previous prime is 400092911. The next prime is 400092929. The reversal of 400092920 is 29290004.
It is an interprime number because it is at equal distance from previous prime (400092911) and next prime (400092929).
It is a self number, because there is not a number n which added to its sum of digits gives 400092920.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (400092929) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5001122 + ... + 5001201.
Almost surely, 2400092920 is an apocalyptic number.
400092920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
400092920 is an abundant number, since it is smaller than the sum of its proper divisors (500116240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
400092920 is a wasteful number, since it uses less digits than its factorization.
400092920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10002334 (or 10002330 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 26.
The square root of 400092920 is about 20002.3228651074. The cubic root of 400092920 is about 736.8633486786.
The spelling of 400092920 in words is "four hundred million, ninety-two thousand, nine hundred twenty".
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