Base | Representation |
---|---|
bin | 10111000101100100… |
… | …01000010111110001 |
3 | 1011222210212100212011 |
4 | 23202302020113301 |
5 | 200341022230042 |
6 | 5405530002521 |
7 | 616103304010 |
oct | 134262102761 |
9 | 34883770764 |
10 | 12394726897 |
11 | 5290555853 |
12 | 249ab76441 |
13 | 1226b7ac37 |
14 | 85820ca77 |
15 | 4c8241a17 |
hex | 2e2c885f1 |
12394726897 has 8 divisors (see below), whose sum is σ = 14336070336. Its totient is φ = 10496050512.
The previous prime is 12394726891. The next prime is 12394726901. The reversal of 12394726897 is 79862749321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12394726897 - 215 = 12394694129 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12394726891) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10666138 + ... + 10667299.
It is an arithmetic number, because the mean of its divisors is an integer number (1792008792).
Almost surely, 212394726897 is an apocalyptic number.
It is an amenable number.
12394726897 is a deficient number, since it is larger than the sum of its proper divisors (1941343439).
12394726897 is an equidigital number, since it uses as much as digits as its factorization.
12394726897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21333527.
The product of its digits is 9144576, while the sum is 58.
The spelling of 12394726897 in words is "twelve billion, three hundred ninety-four million, seven hundred twenty-six thousand, eight hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •