Base | Representation |
---|---|
bin | 100100000101111001… |
… | …011010100110001100 |
3 | 10201000210211000222010 |
4 | 210011321122212030 |
5 | 1113331413033032 |
6 | 25445253021220 |
7 | 2541231346416 |
oct | 440571324614 |
9 | 121023730863 |
10 | 38753642892 |
11 | 1548746a548 |
12 | 7616624810 |
13 | 3867aa9b53 |
14 | 1c38c519b6 |
15 | 101c390ccc |
hex | 905e5a98c |
38753642892 has 12 divisors (see below), whose sum is σ = 90425166776. Its totient is φ = 12917880960.
The previous prime is 38753642869. The next prime is 38753642897. The reversal of 38753642892 is 29824635783.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (38753642897) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1614735109 + ... + 1614735132.
Almost surely, 238753642892 is an apocalyptic number.
It is an amenable number.
38753642892 is an abundant number, since it is smaller than the sum of its proper divisors (51671523884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38753642892 is a wasteful number, since it uses less digits than its factorization.
38753642892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3229470248 (or 3229470246 counting only the distinct ones).
The product of its digits is 17418240, while the sum is 57.
The spelling of 38753642892 in words is "thirty-eight billion, seven hundred fifty-three million, six hundred forty-two thousand, eight hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •