Base | Representation |
---|---|
bin | 1000100111010010010010… |
… | …01100011010000000000000 |
3 | 2111001211200220100012122010 |
4 | 10103221021030122000000 |
5 | 4440321241120424402 |
6 | 104141503350012520 |
7 | 3663342153264156 |
oct | 423511114320000 |
9 | 74054626305563 |
10 | 18942033764352 |
11 | 60432a9273376 |
12 | 215b114947140 |
13 | a752c2a2789a |
14 | 496b294c93d6 |
15 | 22cad46eda6c |
hex | 113a4931a000 |
18942033764352 has 448 divisors, whose sum is σ = 55748365983360. Its totient is φ = 5695378292736.
The previous prime is 18942033764351. The next prime is 18942033764363. The reversal of 18942033764352 is 25346733024981.
It is a junction number, because it is equal to n+sod(n) for n = 18942033764292 and 18942033764301.
It is not an unprimeable number, because it can be changed into a prime (18942033764351) 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, 1035697224 + ... + 1035715512.
It is a 1-persistent number, because it is pandigital, but 2⋅18942033764352 = 37884067528704 is not.
Almost surely, 218942033764352 is an apocalyptic number.
18942033764352 is a gapful number since it is divisible by the number (12) 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 18942033764352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27874182991680).
18942033764352 is an abundant number, since it is smaller than the sum of its proper divisors (36806332219008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18942033764352 is a wasteful number, since it uses less digits than its factorization.
18942033764352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18439 (or 18415 counting only the distinct ones).
The product of its (nonzero) digits is 26127360, while the sum is 57.
The spelling of 18942033764352 in words is "eighteen trillion, nine hundred forty-two billion, thirty-three million, seven hundred sixty-four thousand, three hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •