Base | Representation |
---|---|
bin | 10010101110101010… |
… | …110111100010011110 |
3 | 1220220112011020102200 |
4 | 102232222313202132 |
5 | 312141221423202 |
6 | 13123310232330 |
7 | 1311232042401 |
oct | 225652674236 |
9 | 56815136380 |
10 | 20110342302 |
11 | 858a844906 |
12 | 3a92ab56a6 |
13 | 1b864cca3b |
14 | d8ac09d38 |
15 | 7ca7b4e1c |
hex | 4aeab789e |
20110342302 has 12 divisors (see below), whose sum is σ = 43572408360. Its totient is φ = 6703447428.
The previous prime is 20110342271. The next prime is 20110342327. The reversal of 20110342302 is 20324301102.
20110342302 is a `hidden beast` number, since 20 + 1 + 1 + 0 + 342 + 302 = 666.
It is a super-2 number, since 2×201103423022 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1117241239 = 20110342302 / (2 + 0 + 1 + 1 + 0 + 3 + 4 + 2 + 3 + 0 + 2).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 558620602 + ... + 558620637.
It is an arithmetic number, because the mean of its divisors is an integer number (3631034030).
Almost surely, 220110342302 is an apocalyptic number.
20110342302 is an abundant number, since it is smaller than the sum of its proper divisors (23462066058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20110342302 is a wasteful number, since it uses less digits than its factorization.
20110342302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1117241247 (or 1117241244 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20110342302 its reverse (20324301102), we get a palindrome (40434643404).
The spelling of 20110342302 in words is "twenty billion, one hundred ten million, three hundred forty-two thousand, three hundred two".
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