Base | Representation |
---|---|
bin | 11000001100011001… |
… | …01110101100110010 |
3 | 1020112012220121010122 |
4 | 30012030232230302 |
5 | 203100124332234 |
6 | 5544513130242 |
7 | 636606563342 |
oct | 140614565462 |
9 | 36465817118 |
10 | 12988902194 |
11 | 5565995514 |
12 | 2625b59982 |
13 | 12bccb7558 |
14 | 8b30bad22 |
15 | 5104ad92e |
hex | 30632eb32 |
12988902194 has 16 divisors (see below), whose sum is σ = 20332918080. Its totient is φ = 6211331280.
The previous prime is 12988902127. The next prime is 12988902211. The reversal of 12988902194 is 49120988921.
It is a happy number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630692 + ... + 650960.
It is an arithmetic number, because the mean of its divisors is an integer number (1270807380).
Almost surely, 212988902194 is an apocalyptic number.
12988902194 is a deficient number, since it is larger than the sum of its proper divisors (7344015886).
12988902194 is a wasteful number, since it uses less digits than its factorization.
12988902194 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34225.
The product of its (nonzero) digits is 746496, while the sum is 53.
The spelling of 12988902194 in words is "twelve billion, nine hundred eighty-eight million, nine hundred two thousand, one hundred ninety-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •