Base | Representation |
---|---|
bin | 111111100000110… |
… | …0000101001110011 |
3 | 12111112001012210200 |
4 | 1333001200221303 |
5 | 13331030233243 |
6 | 551244530243 |
7 | 103545033210 |
oct | 17701405163 |
9 | 5445035720 |
10 | 2131102323 |
11 | 9a3a51799 |
12 | 4b5850983 |
13 | 27c68a7bc |
14 | 163064b07 |
15 | c715cad3 |
hex | 7f060a73 |
2131102323 has 48 divisors (see below), whose sum is σ = 3675672000. Its totient is φ = 1164038400.
The previous prime is 2131102313. The next prime is 2131102373. The reversal of 2131102323 is 3232011312.
It is not a de Polignac number, because 2131102323 - 29 = 2131101811 is a prime.
It is a super-2 number, since 2×21311023232 = 9083194222191992658, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2131102296 and 2131102305.
It is not an unprimeable number, because it can be changed into a prime (2131102313) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 178753 + ... + 190301.
It is an arithmetic number, because the mean of its divisors is an integer number (76576500).
Almost surely, 22131102323 is an apocalyptic number.
2131102323 is a deficient number, since it is larger than the sum of its proper divisors (1544569677).
2131102323 is a wasteful number, since it uses less digits than its factorization.
2131102323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11692 (or 11689 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 2131102323 is about 46163.8638222582. The cubic root of 2131102323 is about 1286.8702694511.
Adding to 2131102323 its reverse (3232011312), we get a palindrome (5363113635).
The spelling of 2131102323 in words is "two billion, one hundred thirty-one million, one hundred two thousand, three hundred twenty-three".
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