Base | Representation |
---|---|
bin | 1001000101001… |
… | …1110100110111 |
3 | 2122200021112001 |
4 | 2101103310313 |
5 | 34222421322 |
6 | 3440240131 |
7 | 641530435 |
oct | 221236467 |
9 | 78607461 |
10 | 38092087 |
11 | 1a558170 |
12 | 10910047 |
13 | 7b792c7 |
14 | 50b7d55 |
15 | 3526827 |
hex | 2453d37 |
38092087 has 16 divisors (see below), whose sum is σ = 45425664. Its totient is φ = 31536000.
The previous prime is 38092069. The next prime is 38092091. The reversal of 38092087 is 78029083.
It is a cyclic number.
It is not a de Polignac number, because 38092087 - 219 = 37567799 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38092027) 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, 2512 + ... + 9082.
It is an arithmetic number, because the mean of its divisors is an integer number (2839104).
Almost surely, 238092087 is an apocalyptic number.
38092087 is a deficient number, since it is larger than the sum of its proper divisors (7333577).
38092087 is a wasteful number, since it uses less digits than its factorization.
38092087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6630.
The product of its (nonzero) digits is 24192, while the sum is 37.
The square root of 38092087 is about 6171.8787253153. The cubic root of 38092087 is about 336.4688954880.
The spelling of 38092087 in words is "thirty-eight million, ninety-two thousand, eighty-seven".
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