Base | Representation |
---|---|
bin | 111111100001010… |
… | …1100010110010101 |
3 | 12111112121222010000 |
4 | 1333002230112111 |
5 | 13331120143443 |
6 | 551255321513 |
7 | 103550464146 |
oct | 17702542625 |
9 | 5445558100 |
10 | 2131412373 |
11 | 9a4143732 |
12 | 4b5980299 |
13 | 27c76896c |
14 | 163105acd |
15 | c71be8d3 |
hex | 7f0ac595 |
2131412373 has 20 divisors (see below), whose sum is σ = 3187755648. Its totient is φ = 1419248520.
The previous prime is 2131412341. The next prime is 2131412389. The reversal of 2131412373 is 3732141312.
It is a happy number.
2131412373 is a `hidden beast` number, since 213 + 1 + 412 + 37 + 3 = 666.
It is not a de Polignac number, because 2131412373 - 25 = 2131412341 is a prime.
It is a super-2 number, since 2×21314123732 = 9085837407554982258, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2131412273) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54658 + ... + 85148.
Almost surely, 22131412373 is an apocalyptic number.
It is an amenable number.
2131412373 is a deficient number, since it is larger than the sum of its proper divisors (1056343275).
2131412373 is an equidigital number, since it uses as much as digits as its factorization.
2131412373 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31366 (or 31357 counting only the distinct ones).
The product of its digits is 3024, while the sum is 27.
The square root of 2131412373 is about 46167.2218462407. The cubic root of 2131412373 is about 1286.9326745227.
Adding to 2131412373 its reverse (3732141312), we get a palindrome (5863553685).
The spelling of 2131412373 in words is "two billion, one hundred thirty-one million, four hundred twelve thousand, three hundred seventy-three".
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