Base | Representation |
---|---|
bin | 10111000111101101… |
… | …00000011010001001 |
3 | 1012001001121000022012 |
4 | 23203312200122021 |
5 | 200410114314040 |
6 | 5411410105305 |
7 | 616411536206 |
oct | 134366403211 |
9 | 35031530265 |
10 | 12412651145 |
11 | 529a688584 |
12 | 24a4b7b235 |
13 | 122a7b55bb |
14 | 85a756cad |
15 | 4c9ad2865 |
hex | 2e3da0689 |
12412651145 has 16 divisors (see below), whose sum is σ = 15180847632. Its totient is φ = 9739791360.
The previous prime is 12412651127. The next prime is 12412651159. The reversal of 12412651145 is 54115621421.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 1748577856 + 10664073289 = 41816^2 + 103267^2 .
It is not a de Polignac number, because 12412651145 - 26 = 12412651081 is a prime.
It is a super-3 number, since 3×124126511453 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1350365 + ... + 1359525.
It is an arithmetic number, because the mean of its divisors is an integer number (948802977).
Almost surely, 212412651145 is an apocalyptic number.
It is an amenable number.
12412651145 is a deficient number, since it is larger than the sum of its proper divisors (2768196487).
12412651145 is an equidigital number, since it uses as much as digits as its factorization.
12412651145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14332.
The product of its digits is 9600, while the sum is 32.
The spelling of 12412651145 in words is "twelve billion, four hundred twelve million, six hundred fifty-one thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •