Base | Representation |
---|---|
bin | 11111101001001110… |
… | …10110111101011100 |
3 | 1121211222112112001101 |
4 | 33310213112331130 |
5 | 234243122012002 |
6 | 11445442122444 |
7 | 1140666633550 |
oct | 176447267534 |
9 | 47758475041 |
10 | 16988860252 |
11 | 7228850181 |
12 | 3361650424 |
13 | 17a98c2b40 |
14 | b7241d860 |
15 | 696726587 |
hex | 3f49d6f5c |
16988860252 has 24 divisors (see below), whose sum is σ = 36591392096. Its totient is φ = 6720867648.
The previous prime is 16988860247. The next prime is 16988860253. The reversal of 16988860252 is 25206888961.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 16988860193 and 16988860202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16988860253) 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, 23335983 + ... + 23336710.
Almost surely, 216988860252 is an apocalyptic number.
It is an amenable number.
16988860252 is an abundant number, since it is smaller than the sum of its proper divisors (19602531844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16988860252 is a wasteful number, since it uses less digits than its factorization.
16988860252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46672717 (or 46672715 counting only the distinct ones).
The product of its (nonzero) digits is 3317760, while the sum is 55.
The spelling of 16988860252 in words is "sixteen billion, nine hundred eighty-eight million, eight hundred sixty thousand, two hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.116 sec. • engine limits •