Base | Representation |
---|---|
bin | 10001110000011011011… |
… | …000111011110001110000 |
3 | 11022122121221110102210202 |
4 | 101300123120323301300 |
5 | 124443012414430300 |
6 | 2332322132414332 |
7 | 154105304563526 |
oct | 21603330736160 |
9 | 4278557412722 |
10 | 1220230233200 |
11 | 430551178790 |
12 | 1785a47773a8 |
13 | 8b0b48a3ab4 |
14 | 430b9222316 |
15 | 21b1ac83ad5 |
hex | 11c1b63bc70 |
1220230233200 has 120 divisors (see below), whose sum is σ = 3337161158016. Its totient is φ = 424427872000.
The previous prime is 1220230233149. The next prime is 1220230233217. The reversal of 1220230233200 is 23320320221.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5927606 + ... + 6130005.
Almost surely, 21220230233200 is an apocalyptic number.
1220230233200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1220230233200 is an abundant number, since it is smaller than the sum of its proper divisors (2116930924816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1220230233200 is a wasteful number, since it uses less digits than its factorization.
1220230233200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12057663 (or 12057652 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 1220230233200 its reverse (23320320221), we get a palindrome (1243550553421).
The spelling of 1220230233200 in words is "one trillion, two hundred twenty billion, two hundred thirty million, two hundred thirty-three thousand, two hundred".
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