Base | Representation |
---|---|
bin | 101000101111… |
… | …111000101001 |
3 | 202002200210211 |
4 | 220233320221 |
5 | 10213310042 |
6 | 1020541121 |
7 | 156536362 |
oct | 50577051 |
9 | 22080724 |
10 | 10681897 |
11 | 6036516 |
12 | 36b17a1 |
13 | 22a0065 |
14 | 15c0b69 |
15 | e10017 |
hex | a2fe29 |
10681897 has 2 divisors, whose sum is σ = 10681898. Its totient is φ = 10681896.
The previous prime is 10681883. The next prime is 10681903. The reversal of 10681897 is 79818601.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 10569001 + 112896 = 3251^2 + 336^2 .
It is a cyclic number.
It is not a de Polignac number, because 10681897 - 215 = 10649129 is a prime.
It is a super-2 number, since 2×106818972 = 228205847037218, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (10681817) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5340948 + 5340949.
It is an arithmetic number, because the mean of its divisors is an integer number (5340949).
Almost surely, 210681897 is an apocalyptic number.
It is an amenable number.
10681897 is a deficient number, since it is larger than the sum of its proper divisors (1).
10681897 is an equidigital number, since it uses as much as digits as its factorization.
10681897 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24192, while the sum is 40.
The square root of 10681897 is about 3268.3171510733. The cubic root of 10681897 is about 220.2332031272.
The spelling of 10681897 in words is "ten million, six hundred eighty-one thousand, eight hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •