Base | Representation |
---|---|
bin | 10111001110011110… |
… | …01100011011010111 |
3 | 1012012000110220221001 |
4 | 23213033030123113 |
5 | 201014140021201 |
6 | 5421155404131 |
7 | 621001420621 |
oct | 134717143327 |
9 | 35160426831 |
10 | 12469454551 |
11 | 5319755844 |
12 | 24bbbb3647 |
13 | 12394b3598 |
14 | 864101c11 |
15 | 4ceaa3301 |
hex | 2e73cc6d7 |
12469454551 has 8 divisors (see below), whose sum is σ = 12545393408. Its totient is φ = 12393675000.
The previous prime is 12469454549. The next prime is 12469454573. The reversal of 12469454551 is 15545496421.
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 12469454551 - 21 = 12469454549 is a prime.
It is a super-2 number, since 2×124694545512 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12469454581) 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, 119116 + ... + 197806.
It is an arithmetic number, because the mean of its divisors is an integer number (1568174176).
Almost surely, 212469454551 is an apocalyptic number.
12469454551 is a deficient number, since it is larger than the sum of its proper divisors (75938857).
12469454551 is an equidigital number, since it uses as much as digits as its factorization.
12469454551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79653.
The product of its digits is 864000, while the sum is 46.
The spelling of 12469454551 in words is "twelve billion, four hundred sixty-nine million, four hundred fifty-four thousand, five hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •