Base | Representation |
---|---|
bin | 10010101100101001… |
… | …000001010011110101 |
3 | 1220211011002220010012 |
4 | 102230221001103311 |
5 | 312104013203410 |
6 | 13120052510005 |
7 | 1310336523251 |
oct | 225451012365 |
9 | 56734086105 |
10 | 20076303605 |
11 | 8572606056 |
12 | 3a8361b305 |
13 | 1b7c4426b7 |
14 | d864a9261 |
15 | 7c77de605 |
hex | 4aca414f5 |
20076303605 has 8 divisors (see below), whose sum is σ = 24362256600. Its totient is φ = 15880581376.
The previous prime is 20076303601. The next prime is 20076303619. The reversal of 20076303605 is 50630367002.
It can be written as a sum of positive squares in 4 ways, for example, as 127283524 + 19949020081 = 11282^2 + 141241^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20076303605 - 22 = 20076303601 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20076303601) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22557200 + ... + 22558089.
It is an arithmetic number, because the mean of its divisors is an integer number (3045282075).
Almost surely, 220076303605 is an apocalyptic number.
It is an amenable number.
20076303605 is a deficient number, since it is larger than the sum of its proper divisors (4285952995).
20076303605 is an equidigital number, since it uses as much as digits as its factorization.
20076303605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45115383.
The product of its (nonzero) digits is 22680, while the sum is 32.
The spelling of 20076303605 in words is "twenty billion, seventy-six million, three hundred three thousand, six hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •