Base | Representation |
---|---|
bin | 1001010001100… |
… | …0111011001001 |
3 | 2201012021221120 |
4 | 2110120323021 |
5 | 34424240101 |
6 | 3505425453 |
7 | 651432222 |
oct | 224307311 |
9 | 81167846 |
10 | 38899401 |
11 | 1aa59772 |
12 | 1103b289 |
13 | 809c8c8 |
14 | 5248249 |
15 | 3635b36 |
hex | 2518ec9 |
38899401 has 12 divisors (see below), whose sum is σ = 52313232. Its totient is φ = 25710664.
The previous prime is 38899379. The next prime is 38899429. The reversal of 38899401 is 10499883.
It is not a de Polignac number, because 38899401 - 26 = 38899337 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (38899481) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162640 + ... + 162878.
It is an arithmetic number, because the mean of its divisors is an integer number (4359436).
Almost surely, 238899401 is an apocalyptic number.
It is an amenable number.
38899401 is a deficient number, since it is larger than the sum of its proper divisors (13413831).
38899401 is an equidigital number, since it uses as much as digits as its factorization.
38899401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 708 (or 469 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 42.
The square root of 38899401 is about 6236.9384316345. The cubic root of 38899401 is about 338.8293099160.
The spelling of 38899401 in words is "thirty-eight million, eight hundred ninety-nine thousand, four hundred one".
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