Base | Representation |
---|---|
bin | 111111101100110… |
… | …1000111100001011 |
3 | 12111221221120121202 |
4 | 1333121220330023 |
5 | 13334140141343 |
6 | 552032254415 |
7 | 103652556464 |
oct | 17731507413 |
9 | 5457846552 |
10 | 2137427723 |
11 | 9a75820a2 |
12 | 4b79a140b |
13 | 280a93942 |
14 | 163c2dd6b |
15 | c79abdb8 |
hex | 7f668f0b |
2137427723 has 8 divisors (see below), whose sum is σ = 2150714880. Its totient is φ = 2124155880.
The previous prime is 2137427717. The next prime is 2137427749. The reversal of 2137427723 is 3277247312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2137427723 - 26 = 2137427659 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2137427783) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411086 + ... + 416252.
It is an arithmetic number, because the mean of its divisors is an integer number (268839360).
Almost surely, 22137427723 is an apocalyptic number.
2137427723 is a deficient number, since it is larger than the sum of its proper divisors (13287157).
2137427723 is a wasteful number, since it uses less digits than its factorization.
2137427723 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7657.
The product of its digits is 98784, while the sum is 38.
The square root of 2137427723 is about 46232.3233571492. The cubic root of 2137427723 is about 1288.1422135304.
The spelling of 2137427723 in words is "two billion, one hundred thirty-seven million, four hundred twenty-seven thousand, seven hundred twenty-three".
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