Base | Representation |
---|---|
bin | 10010011011110000… |
… | …101101110011000000 |
3 | 1220002102020002000000 |
4 | 102123300231303000 |
5 | 311014013430120 |
6 | 13032015000000 |
7 | 1300330433460 |
oct | 223360556300 |
9 | 56072202000 |
10 | 19793108160 |
11 | 843776a131 |
12 | 3a04809000 |
13 | 1b35879727 |
14 | d5aa2bba0 |
15 | 7ac9ee990 |
hex | 49bc2dcc0 |
19793108160 has 1568 divisors, whose sum is σ = 92108316672. Its totient is φ = 3941498880.
The previous prime is 19793108147. The next prime is 19793108171. The reversal of 19793108160 is 6180139791.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 638487345 + ... + 638487375.
Almost surely, 219793108160 is an apocalyptic number.
19793108160 is a gapful number since it is divisible by the number (10) 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 19793108160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46054158336).
19793108160 is an abundant number, since it is smaller than the sum of its proper divisors (72315208512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19793108160 is a wasteful number, since it uses less digits than its factorization.
19793108160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113 (or 88 counting only the distinct ones).
The product of its (nonzero) digits is 81648, while the sum is 45.
The spelling of 19793108160 in words is "nineteen billion, seven hundred ninety-three million, one hundred eight thousand, one hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •