Base | Representation |
---|---|
bin | 1001010001100… |
… | …0010101101000 |
3 | 2201012011122122 |
4 | 2110120111220 |
5 | 34424201000 |
6 | 3505410412 |
7 | 651422222 |
oct | 224302550 |
9 | 81164578 |
10 | 38897000 |
11 | 1aa5798a |
12 | 11039a08 |
13 | 809b79c |
14 | 5247412 |
15 | 3635085 |
hex | 2518568 |
38897000 has 64 divisors (see below), whose sum is σ = 92186640. Its totient is φ = 15360000.
The previous prime is 38896997. The next prime is 38897039. The reversal of 38897000 is 79883.
It can be written as a sum of positive squares in 8 ways, for example, as 8844676 + 30052324 = 2974^2 + 5482^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96800 + ... + 97200.
Almost surely, 238897000 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38897000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46093320).
38897000 is an abundant number, since it is smaller than the sum of its proper divisors (53289640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38897000 is a wasteful number, since it uses less digits than its factorization.
38897000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 519 (or 505 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 35.
The square root of 38897000 is about 6236.7459464051. The cubic root of 38897000 is about 338.8223385498.
The spelling of 38897000 in words is "thirty-eight million, eight hundred ninety-seven thousand".
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