Base | Representation |
---|---|
bin | 1000101011110000… |
… | …0011110011010100 |
3 | 20000110012001220002 |
4 | 2022330003303110 |
5 | 14233214000040 |
6 | 1023145230432 |
7 | 111523113266 |
oct | 21274036324 |
9 | 6013161802 |
10 | 2331000020 |
11 | a968748a8 |
12 | 550792418 |
13 | 2b1c0a36b |
14 | 18181bb36 |
15 | d9996a15 |
hex | 8af03cd4 |
2331000020 has 12 divisors (see below), whose sum is σ = 4895100084. Its totient is φ = 932400000.
The previous prime is 2331000013. The next prime is 2331000041. The reversal of 2331000020 is 200001332.
It can be written as a sum of positive squares in 2 ways, for example, as 802815556 + 1528184464 = 28334^2 + 39092^2 .
It is a super-2 number, since 2×23310000202 = 10867122186480000800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2330999965 and 2331000010.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58274981 + ... + 58275020.
It is an arithmetic number, because the mean of its divisors is an integer number (407925007).
Almost surely, 22331000020 is an apocalyptic number.
2331000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2331000020 is an abundant number, since it is smaller than the sum of its proper divisors (2564100064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2331000020 is a wasteful number, since it uses less digits than its factorization.
2331000020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116550010 (or 116550008 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 11.
The square root of 2331000020 is about 48280.4310254165. The cubic root of 2331000020 is about 1325.9101415023.
Adding to 2331000020 its reverse (200001332), we get a palindrome (2531001352).
The spelling of 2331000020 in words is "two billion, three hundred thirty-one million, twenty", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •