Base | Representation |
---|---|
bin | 1101000111101010110011… |
… | …01011001010101011111010 |
3 | 10210011002221211210122121210 |
4 | 12203311121223022223322 |
5 | 12240142414223043133 |
6 | 141205512514543550 |
7 | 6035254500113250 |
oct | 643653153125372 |
9 | 123132854718553 |
10 | 28850799815418 |
11 | 92136123a2199 |
12 | 329b58a597bb6 |
13 | 1313807511129 |
14 | 71a5598b05d0 |
15 | 35071ecc0763 |
hex | 1a3d59acaafa |
28850799815418 has 32 divisors (see below), whose sum is σ = 65945442447360. Its totient is φ = 8242991017200.
The previous prime is 28850799815417. The next prime is 28850799815507. The reversal of 28850799815418 is 81451899705882.
It is a self number, because there is not a number n which added to its sum of digits gives 28850799815418.
It is not an unprimeable number, because it can be changed into a prime (28850799815417) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200158 + ... + 7598793.
It is an arithmetic number, because the mean of its divisors is an integer number (2060795076480).
Almost surely, 228850799815418 is an apocalyptic number.
28850799815418 is an abundant number, since it is smaller than the sum of its proper divisors (37094642631942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28850799815418 is a wasteful number, since it uses less digits than its factorization.
28850799815418 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7887042.
The product of its (nonzero) digits is 464486400, while the sum is 75.
The spelling of 28850799815418 in words is "twenty-eight trillion, eight hundred fifty billion, seven hundred ninety-nine million, eight hundred fifteen thousand, four hundred eighteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •