Base | Representation |
---|---|
bin | 1000100111110… |
… | …0000111110110 |
3 | 2112001010011220 |
4 | 2021330013312 |
5 | 33224104430 |
6 | 3331011210 |
7 | 616232466 |
oct | 211740766 |
9 | 75033156 |
10 | 36159990 |
11 | 19458599 |
12 | 10139b06 |
13 | 7650a59 |
14 | 4b33ba6 |
15 | 3294110 |
hex | 227c1f6 |
36159990 has 32 divisors (see below), whose sum is σ = 88805376. Its totient is φ = 9418080.
The previous prime is 36159973. The next prime is 36159997. The reversal of 36159990 is 9995163.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (36159997) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12726 + ... + 15305.
It is an arithmetic number, because the mean of its divisors is an integer number (2775168).
Almost surely, 236159990 is an apocalyptic number.
36159990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
36159990 is an abundant number, since it is smaller than the sum of its proper divisors (52645386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
36159990 is a wasteful number, since it uses less digits than its factorization.
36159990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28084.
The product of its (nonzero) digits is 65610, while the sum is 42.
The square root of 36159990 is about 6013.3177198615. The cubic root of 36159990 is about 330.6811458948.
The spelling of 36159990 in words is "thirty-six million, one hundred fifty-nine thousand, nine hundred ninety".
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