Base | Representation |
---|---|
bin | 11101100011101100111… |
… | …101001011000111101100 |
3 | 21012011212211012020110020 |
4 | 131203230331023013230 |
5 | 231234344201214040 |
6 | 4153042001442140 |
7 | 266515013216220 |
oct | 35435475130754 |
9 | 7164784166406 |
10 | 2031200023020 |
11 | 713477506983 |
12 | 2897b0940350 |
13 | 11970642b25c |
14 | 7044c432780 |
15 | 37c82148cd0 |
hex | 1d8ecf4b1ec |
2031200023020 has 48 divisors (see below), whose sum is σ = 6499840075008. Its totient is φ = 464274290880.
The previous prime is 2031200023007. The next prime is 2031200023051. The reversal of 2031200023020 is 203200021302.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2418094846 + ... + 2418095685.
It is an arithmetic number, because the mean of its divisors is an integer number (135413334896).
Almost surely, 22031200023020 is an apocalyptic number.
2031200023020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2031200023020 is an abundant number, since it is smaller than the sum of its proper divisors (4468640051988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031200023020 is a wasteful number, since it uses less digits than its factorization.
2031200023020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4836190550 (or 4836190548 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 15.
Adding to 2031200023020 its reverse (203200021302), we get a palindrome (2234400044322).
The spelling of 2031200023020 in words is "two trillion, thirty-one billion, two hundred million, twenty-three thousand, twenty".
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