Base | Representation |
---|---|
bin | 10010011011111000… |
… | …101001010111001100 |
3 | 1220002120010200211120 |
4 | 102123320221113030 |
5 | 311020031442043 |
6 | 13032131320540 |
7 | 1300354212612 |
oct | 223370512714 |
9 | 56076120746 |
10 | 19795187148 |
11 | 843895a100 |
12 | 3a05450150 |
13 | 1b36126ab9 |
14 | d5b00d6b2 |
15 | 7accb0983 |
hex | 49be295cc |
19795187148 has 36 divisors (see below), whose sum is σ = 50769478200. Its totient is φ = 5998541120.
The previous prime is 19795187099. The next prime is 19795187161. The reversal of 19795187148 is 84178159791.
It is a junction number, because it is equal to n+sod(n) for n = 19795187091 and 19795187100.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6815073 + ... + 6817976.
Almost surely, 219795187148 is an apocalyptic number.
It is an amenable number.
19795187148 is an abundant number, since it is smaller than the sum of its proper divisors (30974291052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19795187148 is a wasteful number, since it uses less digits than its factorization.
19795187148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13633078 (or 13633065 counting only the distinct ones).
The product of its digits is 5080320, while the sum is 60.
The spelling of 19795187148 in words is "nineteen billion, seven hundred ninety-five million, one hundred eighty-seven thousand, one hundred forty-eight".
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