Base | Representation |
---|---|
bin | 11111000000110101100… |
… | …110010110000101110111 |
3 | 21112202000012111000012120 |
4 | 133000311212112011313 |
5 | 234404200433220343 |
6 | 4311021113051023 |
7 | 306655124541531 |
oct | 37006546260567 |
9 | 7482005430176 |
10 | 2131203023223 |
11 | 75192460108a |
12 | 2a505b6b6a73 |
13 | 125c8274b461 |
14 | 75217a34851 |
15 | 3a686777683 |
hex | 1f035996177 |
2131203023223 has 32 divisors (see below), whose sum is σ = 3025390579200. Its totient is φ = 1329837613056.
The previous prime is 2131203023171. The next prime is 2131203023237. The reversal of 2131203023223 is 3223203021312.
It is not a de Polignac number, because 2131203023223 - 28 = 2131203022967 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2131203023193 and 2131203023202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2131203021223) 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, 29680158 + ... + 29751876.
It is an arithmetic number, because the mean of its divisors is an integer number (94543455600).
Almost surely, 22131203023223 is an apocalyptic number.
2131203023223 is a deficient number, since it is larger than the sum of its proper divisors (894187555977).
2131203023223 is a wasteful number, since it uses less digits than its factorization.
2131203023223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74951.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 2131203023223 its reverse (3223203021312), we get a palindrome (5354406044535).
The spelling of 2131203023223 in words is "two trillion, one hundred thirty-one billion, two hundred three million, twenty-three thousand, two hundred twenty-three".
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