Base | Representation |
---|---|
bin | 100000011101110010101… |
… | …000010101011111001100 |
3 | 21220021122000011212121022 |
4 | 200131302220111133030 |
5 | 243023102331444040 |
6 | 4424525024453312 |
7 | 320120352221465 |
oct | 40356250253714 |
9 | 7807560155538 |
10 | 2231011203020 |
11 | 790191730896 |
12 | 30047517a238 |
13 | 1324ca5a8b02 |
14 | 79da5401d6c |
15 | 3d078c216b5 |
hex | 20772a157cc |
2231011203020 has 12 divisors (see below), whose sum is σ = 4685123526384. Its totient is φ = 892404481200.
The previous prime is 2231011203017. The next prime is 2231011203041. The reversal of 2231011203020 is 203021101322.
It is a super-3 number, since 3×22310112030203 (a number of 38 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2231011203020.
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, 55775280056 + ... + 55775280095.
It is an arithmetic number, because the mean of its divisors is an integer number (390426960532).
Almost surely, 22231011203020 is an apocalyptic number.
2231011203020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2231011203020 is an abundant number, since it is smaller than the sum of its proper divisors (2454112323364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2231011203020 is a wasteful number, since it uses less digits than its factorization.
2231011203020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111550560160 (or 111550560158 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 2231011203020 its reverse (203021101322), we get a palindrome (2434032304342).
The spelling of 2231011203020 in words is "two trillion, two hundred thirty-one billion, eleven million, two hundred three thousand, twenty".
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