Base | Representation |
---|---|
bin | 100111101010… |
… | …100011011101 |
3 | 201120021021001 |
4 | 213222203131 |
5 | 10130213132 |
6 | 1010510301 |
7 | 154244425 |
oct | 47524335 |
9 | 21507231 |
10 | 10397917 |
11 | 5962122 |
12 | 3595391 |
13 | 2200a1a |
14 | 1549485 |
15 | da5ce7 |
hex | 9ea8dd |
10397917 has 4 divisors (see below), whose sum is σ = 10431036. Its totient is φ = 10364800.
The previous prime is 10397903. The next prime is 10397929. The reversal of 10397917 is 71979301.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1028196 + 9369721 = 1014^2 + 3061^2 .
It is a cyclic number.
It is not a de Polignac number, because 10397917 - 27 = 10397789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10397957) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16084 + ... + 16717.
It is an arithmetic number, because the mean of its divisors is an integer number (2607759).
Almost surely, 210397917 is an apocalyptic number.
It is an amenable number.
10397917 is a deficient number, since it is larger than the sum of its proper divisors (33119).
10397917 is an equidigital number, since it uses as much as digits as its factorization.
10397917 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33118.
The product of its (nonzero) digits is 11907, while the sum is 37.
The square root of 10397917 is about 3224.5801277066. The cubic root of 10397917 is about 218.2640027458.
The spelling of 10397917 in words is "ten million, three hundred ninety-seven thousand, nine hundred seventeen".
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