Base | Representation |
---|---|
bin | 1011100100111… |
… | …11101011101001 |
3 | 20202202100202222 |
4 | 11302133223221 |
5 | 144330414144 |
6 | 13345403425 |
7 | 2256350402 |
oct | 562375351 |
9 | 222670688 |
10 | 97123049 |
11 | 4a906a91 |
12 | 28639575 |
13 | 1717717a |
14 | cc829a9 |
15 | 87d72ee |
hex | 5c9fae9 |
97123049 has 4 divisors (see below), whose sum is σ = 97766400. Its totient is φ = 96479700.
The previous prime is 97122983. The next prime is 97123051. The reversal of 97123049 is 94032179.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-97123049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (97123099) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321449 + ... + 321750.
It is an arithmetic number, because the mean of its divisors is an integer number (24441600).
Almost surely, 297123049 is an apocalyptic number.
It is an amenable number.
97123049 is a deficient number, since it is larger than the sum of its proper divisors (643351).
97123049 is a wasteful number, since it uses less digits than its factorization.
97123049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 643350.
The product of its (nonzero) digits is 13608, while the sum is 35.
The square root of 97123049 is about 9855.1026884554. The cubic root of 97123049 is about 459.6642934994.
The spelling of 97123049 in words is "ninety-seven million, one hundred twenty-three thousand, forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •