Base | Representation |
---|---|
bin | 1100110100101110011… |
… | …1101101001011111111 |
3 | 210001122220221211011212 |
4 | 3031023213231023333 |
5 | 12102144340010444 |
6 | 245113203235035 |
7 | 21626352242123 |
oct | 3151347551377 |
9 | 701586854155 |
10 | 220312031999 |
11 | 85485442504 |
12 | 36846078a7b |
13 | 17a10548317 |
14 | a93d9cd583 |
15 | 5ae67c919e |
hex | 334b9ed2ff |
220312031999 has 8 divisors (see below), whose sum is σ = 220536631392. Its totient is φ = 220087549440.
The previous prime is 220312031899. The next prime is 220312032013. The reversal of 220312031999 is 999130213022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-220312031999 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220312031899) 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, 4025579 + ... + 4079939.
It is an arithmetic number, because the mean of its divisors is an integer number (27567078924).
Almost surely, 2220312031999 is an apocalyptic number.
220312031999 is a deficient number, since it is larger than the sum of its proper divisors (224599393).
220312031999 is a wasteful number, since it uses less digits than its factorization.
220312031999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58417.
The product of its (nonzero) digits is 52488, while the sum is 41.
The spelling of 220312031999 in words is "two hundred twenty billion, three hundred twelve million, thirty-one thousand, nine hundred ninety-nine".
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