Base | Representation |
---|---|
bin | 100110110000… |
… | …110100110001 |
3 | 201010020220021 |
4 | 212300310301 |
5 | 10100131312 |
6 | 1001443441 |
7 | 152241145 |
oct | 46606461 |
9 | 21106807 |
10 | 10161457 |
11 | 58104a9 |
12 | 34a0581 |
13 | 214a1c7 |
14 | 14c7225 |
15 | d5ac07 |
hex | 9b0d31 |
10161457 has 4 divisors (see below), whose sum is σ = 10213236. Its totient is φ = 10109680.
The previous prime is 10161451. The next prime is 10161479. The reversal of 10161457 is 75416101.
It is a happy number.
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 4704561 + 5456896 = 2169^2 + 2336^2 .
It is a cyclic number.
It is not a de Polignac number, because 10161457 - 215 = 10128689 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10161451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25594 + ... + 25987.
It is an arithmetic number, because the mean of its divisors is an integer number (2553309).
Almost surely, 210161457 is an apocalyptic number.
It is an amenable number.
10161457 is a deficient number, since it is larger than the sum of its proper divisors (51779).
10161457 is an equidigital number, since it uses as much as digits as its factorization.
10161457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51778.
The product of its (nonzero) digits is 840, while the sum is 25.
The square root of 10161457 is about 3187.7040326856. The cubic root of 10161457 is about 216.5967793007.
Adding to 10161457 its reverse (75416101), we get a palindrome (85577558).
The spelling of 10161457 in words is "ten million, one hundred sixty-one thousand, four hundred fifty-seven".
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