Base | Representation |
---|---|
bin | 111110111101100… |
… | …0011110111011011 |
3 | 12110020021221110222 |
4 | 1331323003313123 |
5 | 13311313244311 |
6 | 545345030255 |
7 | 103232044523 |
oct | 17573036733 |
9 | 5406257428 |
10 | 2112634331 |
11 | 994588495 |
12 | 4ab62538b |
13 | 2788c27b2 |
14 | 160818683 |
15 | c5710adb |
hex | 7dec3ddb |
2112634331 has 4 divisors (see below), whose sum is σ = 2113880952. Its totient is φ = 2111387712.
The previous prime is 2112634313. The next prime is 2112634379. The reversal of 2112634331 is 1334362112.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2112634331 - 26 = 2112634267 is a prime.
It is a super-2 number, since 2×21126343312 = 8926447633039635122, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2112634331.
It is not an unprimeable number, because it can be changed into a prime (2112634031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620765 + ... + 624158.
It is an arithmetic number, because the mean of its divisors is an integer number (528470238).
Almost surely, 22112634331 is an apocalyptic number.
2112634331 is a deficient number, since it is larger than the sum of its proper divisors (1246621).
2112634331 is a wasteful number, since it uses less digits than its factorization.
2112634331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1246620.
The product of its digits is 2592, while the sum is 26.
The square root of 2112634331 is about 45963.4020825265. The cubic root of 2112634331 is about 1283.1421685384.
Adding to 2112634331 its reverse (1334362112), we get a palindrome (3446996443).
The spelling of 2112634331 in words is "two billion, one hundred twelve million, six hundred thirty-four thousand, three hundred thirty-one".
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