Base | Representation |
---|---|
bin | 1001001110111111011011… |
… | …11011101101011111101110 |
3 | 2122220021010010012120112110 |
4 | 10213133231323231133232 |
5 | 10130144301334324410 |
6 | 111104330402344450 |
7 | 4164040046210556 |
oct | 447375573553756 |
9 | 78807103176473 |
10 | 20306302261230 |
11 | 6519944273497 |
12 | 233b5b765b126 |
13 | b43b509bb4ab |
14 | 502b8a3b0166 |
15 | 253330986720 |
hex | 1277edeed7ee |
20306302261230 has 64 divisors (see below), whose sum is σ = 50870260389888. Its totient is φ = 5177926871040.
The previous prime is 20306302261159. The next prime is 20306302261249. The reversal of 20306302261230 is 3216220360302.
It is a super-2 number, since 2×203063022612302 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2526166 + ... + 6855225.
It is an arithmetic number, because the mean of its divisors is an integer number (794847818592).
Almost surely, 220306302261230 is an apocalyptic number.
20306302261230 is an abundant number, since it is smaller than the sum of its proper divisors (30563958128658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20306302261230 is a wasteful number, since it uses less digits than its factorization.
20306302261230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9384561.
The product of its (nonzero) digits is 15552, while the sum is 30.
The spelling of 20306302261230 in words is "twenty trillion, three hundred six billion, three hundred two million, two hundred sixty-one thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •