Base | Representation |
---|---|
bin | 1011110000100000100… |
… | …1100111100100100100 |
3 | 201022101202000110211201 |
4 | 2330020021213210210 |
5 | 11302144022431040 |
6 | 232444141212244 |
7 | 20410516246531 |
oct | 2741011474444 |
9 | 638352013751 |
10 | 202000202020 |
11 | 78738936621 |
12 | 33195561084 |
13 | 16082837476 |
14 | 9ac39cdd88 |
15 | 53c3d76a9a |
hex | 2f08267924 |
202000202020 has 24 divisors (see below), whose sum is σ = 446526763200. Its totient is φ = 76547444832.
The previous prime is 202000201969. The next prime is 202000202023. The reversal of 202000202020 is 20202000202.
It is a super-2 number, since 2×2020002020202 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
202000202020 is a modest number, since divided by 202020 gives 202000 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 202000201988 and 202000202006.
It is not an unprimeable number, because it can be changed into a prime (202000202023) 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, 265789360 + ... + 265790119.
It is an arithmetic number, because the mean of its divisors is an integer number (18605281800).
Almost surely, 2202000202020 is an apocalyptic number.
202000202020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202000202020 is an abundant number, since it is smaller than the sum of its proper divisors (244526561180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202000202020 is a wasteful number, since it uses less digits than its factorization.
202000202020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 531579507 (or 531579505 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 10.
Adding to 202000202020 its reverse (20202000202), we get a palindrome (222202202222).
The spelling of 202000202020 in words is "two hundred two billion, two hundred two thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •