Base | Representation |
---|---|
bin | 10001110000100101101… |
… | …000001011100100111000 |
3 | 11022200001220200012121202 |
4 | 101300211220023210320 |
5 | 124443340403032412 |
6 | 2332351150153332 |
7 | 154112461601060 |
oct | 21604550134470 |
9 | 4280056605552 |
10 | 1220402002232 |
11 | 43062a129366 |
12 | 1786321b2848 |
13 | 8b11135538a |
14 | 430d3d763a0 |
15 | 21b2adb33c2 |
hex | 11c25a0b938 |
1220402002232 has 64 divisors (see below), whose sum is σ = 2753758867200. Its totient is φ = 495326534400.
The previous prime is 1220402002229. The next prime is 1220402002273. The reversal of 1220402002232 is 2322002040221.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2832308 + ... + 3234620.
It is an arithmetic number, because the mean of its divisors is an integer number (43027482300).
Almost surely, 21220402002232 is an apocalyptic number.
It is an amenable number.
1220402002232 is an abundant number, since it is smaller than the sum of its proper divisors (1533356864968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1220402002232 is a wasteful number, since it uses less digits than its factorization.
1220402002232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 405196 (or 405192 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
Adding to 1220402002232 its reverse (2322002040221), we get a palindrome (3542404042453).
The spelling of 1220402002232 in words is "one trillion, two hundred twenty billion, four hundred two million, two thousand, two hundred thirty-two".
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