Base | Representation |
---|---|
bin | 1001001101000… |
… | …0000010011001 |
3 | 2200122010102101 |
4 | 2103100002121 |
5 | 34340211412 |
6 | 3455203401 |
7 | 646046641 |
oct | 223200231 |
9 | 80563371 |
10 | 38600857 |
11 | 1a875439 |
12 | 10b16561 |
13 | 7cc6a59 |
14 | 51ab521 |
15 | 35c7457 |
hex | 24d0099 |
38600857 has 2 divisors, whose sum is σ = 38600858. Its totient is φ = 38600856.
The previous prime is 38600851. The next prime is 38600869. The reversal of 38600857 is 75800683.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 38576521 + 24336 = 6211^2 + 156^2 .
It is a cyclic number.
It is not a de Polignac number, because 38600857 - 211 = 38598809 is a prime.
It is a super-2 number, since 2×386008572 = 2980052322268898, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (38600851) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19300428 + 19300429.
It is an arithmetic number, because the mean of its divisors is an integer number (19300429).
Almost surely, 238600857 is an apocalyptic number.
It is an amenable number.
38600857 is a deficient number, since it is larger than the sum of its proper divisors (1).
38600857 is an equidigital number, since it uses as much as digits as its factorization.
38600857 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 40320, while the sum is 37.
The square root of 38600857 is about 6212.9587959361. The cubic root of 38600857 is about 337.9602704140.
The spelling of 38600857 in words is "thirty-eight million, six hundred thousand, eight hundred fifty-seven".
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