Base | Representation |
---|---|
bin | 1111101010100011001… |
… | …0111010001000000000 |
3 | 221201122102112220022101 |
4 | 3322220302322020000 |
5 | 13402124142434140 |
6 | 323344301120144 |
7 | 25305020215030 |
oct | 3725062721000 |
9 | 851572486271 |
10 | 269119889920 |
11 | a4151186572 |
12 | 441a7859054 |
13 | 1c4bb31541b |
14 | d04dc778c0 |
15 | 700168699a |
hex | 3ea8cba200 |
269119889920 has 320 divisors, whose sum is σ = 783117662976. Its totient is φ = 86586163200.
The previous prime is 269119889897. The next prime is 269119889923. The reversal of 269119889920 is 29988911962.
It is a tau number, because it is divible by the number of its divisors (320).
It is a Harshad number since it is a multiple of its sum of digits (64).
It is not an unprimeable number, because it can be changed into a prime (269119889923) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122159539 + ... + 122161741.
Almost surely, 2269119889920 is an apocalyptic number.
269119889920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 269119889920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (391558831488).
269119889920 is an abundant number, since it is smaller than the sum of its proper divisors (513997773056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
269119889920 is a wasteful number, since it uses less digits than its factorization.
269119889920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2651 (or 2635 counting only the distinct ones).
The product of its (nonzero) digits is 10077696, while the sum is 64.
It can be divided in two parts, 26911 and 9889920, that added together give a triangular number (9916831 = T4453).
The spelling of 269119889920 in words is "two hundred sixty-nine billion, one hundred nineteen million, eight hundred eighty-nine thousand, nine hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •