Base | Representation |
---|---|
bin | 10010111000000100… |
… | …111101010101111000 |
3 | 1221022112011001121100 |
4 | 102320010331111320 |
5 | 313002123124020 |
6 | 13151105211400 |
7 | 1315156442226 |
oct | 227004752570 |
9 | 57275131540 |
10 | 20268176760 |
11 | 8660948207 |
12 | 3b17930b60 |
13 | 1bb0112900 |
14 | da3b73b16 |
15 | 7d9590a90 |
hex | 4b813d578 |
20268176760 has 144 divisors (see below), whose sum is σ = 71328605400. Its totient is φ = 4989074688.
The previous prime is 20268176749. The next prime is 20268176801. The reversal of 20268176760 is 6767186202.
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 pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 105730 + ... + 227409.
Almost surely, 220268176760 is an apocalyptic number.
20268176760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20268176760 is an abundant number, since it is smaller than the sum of its proper divisors (51060428640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20268176760 is a wasteful number, since it uses less digits than its factorization.
20268176760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 333182 (or 333162 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 45.
The spelling of 20268176760 in words is "twenty billion, two hundred sixty-eight million, one hundred seventy-six thousand, seven hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •