Base | Representation |
---|---|
bin | 110101100011101… |
… | …1100101100000111 |
3 | 11122020120212211011 |
4 | 1223013130230013 |
5 | 12140030132011 |
6 | 454154223051 |
7 | 62351136154 |
oct | 15307345407 |
9 | 4566525734 |
10 | 1797114631 |
11 | 842473904 |
12 | 421a24a87 |
13 | 22841c950 |
14 | 13096522b |
15 | a7b88621 |
hex | 6b1dcb07 |
1797114631 has 4 divisors (see below), whose sum is σ = 1935354232. Its totient is φ = 1658875032.
The previous prime is 1797114623. The next prime is 1797114647. The reversal of 1797114631 is 1364117971.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1364117971 = 23 ⋅59309477.
It is a cyclic number.
It is not a de Polignac number, because 1797114631 - 23 = 1797114623 is a prime.
It is a super-2 number, since 2×17971146312 = 6459241993908532322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1797114731) 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 3 ways as a sum of consecutive naturals, for example, 69119781 + ... + 69119806.
It is an arithmetic number, because the mean of its divisors is an integer number (483838558).
Almost surely, 21797114631 is an apocalyptic number.
1797114631 is a deficient number, since it is larger than the sum of its proper divisors (138239601).
1797114631 is a wasteful number, since it uses less digits than its factorization.
1797114631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138239600.
The product of its digits is 31752, while the sum is 40.
The square root of 1797114631 is about 42392.3888333743. The cubic root of 1797114631 is about 1215.7900738341.
The spelling of 1797114631 in words is "one billion, seven hundred ninety-seven million, one hundred fourteen thousand, six hundred thirty-one".
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