Base | Representation |
---|---|
bin | 11000001010011101… |
… | …11110101001010010 |
3 | 1020111002110011220022 |
4 | 30011032332221102 |
5 | 203032003331303 |
6 | 5543134143442 |
7 | 636322153205 |
oct | 140516765122 |
9 | 36432404808 |
10 | 12972714578 |
11 | 555783951a |
12 | 2620651b82 |
13 | 12b983a495 |
14 | 8b0ca593c |
15 | 50dd62438 |
hex | 3053bea52 |
12972714578 has 16 divisors (see below), whose sum is σ = 19814378976. Its totient is φ = 6368880960.
The previous prime is 12972714563. The next prime is 12972714589. The reversal of 12972714578 is 87541727921.
12972714578 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 212663 + ... + 266778.
It is an arithmetic number, because the mean of its divisors is an integer number (1238398686).
Almost surely, 212972714578 is an apocalyptic number.
12972714578 is a deficient number, since it is larger than the sum of its proper divisors (6841664398).
12972714578 is a wasteful number, since it uses less digits than its factorization.
12972714578 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 479689.
The product of its digits is 1975680, while the sum is 53.
The spelling of 12972714578 in words is "twelve billion, nine hundred seventy-two million, seven hundred fourteen thousand, five hundred seventy-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •