Base | Representation |
---|---|
bin | 11101100011101101000… |
… | …001010010100110000001 |
3 | 21012011212220020001211012 |
4 | 131203231001102212001 |
5 | 231234344440232314 |
6 | 4153042040530305 |
7 | 266515025332436 |
oct | 35435501224601 |
9 | 7164786201735 |
10 | 2031201102209 |
11 | 713478083774 |
12 | 2897b1180995 |
13 | 119706718526 |
14 | 7044c633b8d |
15 | 37c822ad93e |
hex | 1d8ed052981 |
2031201102209 has 32 divisors (see below), whose sum is σ = 2203921872000. Its totient is φ = 1865035210752.
The previous prime is 2031201102199. The next prime is 2031201102233. The reversal of 2031201102209 is 9022011021302.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2031201102209 - 220 = 2031200053633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2031201102509) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69961754 + ... + 69990780.
It is an arithmetic number, because the mean of its divisors is an integer number (68872558500).
Almost surely, 22031201102209 is an apocalyptic number.
It is an amenable number.
2031201102209 is a deficient number, since it is larger than the sum of its proper divisors (172720769791).
2031201102209 is a wasteful number, since it uses less digits than its factorization.
2031201102209 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29729.
The product of its (nonzero) digits is 432, while the sum is 23.
The spelling of 2031201102209 in words is "two trillion, thirty-one billion, two hundred one million, one hundred two thousand, two hundred nine".
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