Base | Representation |
---|---|
bin | 1011100101111111… |
… | …0010111101000011 |
3 | 22000220000002020120 |
4 | 2321133302331003 |
5 | 22333200321011 |
6 | 1232451311323 |
7 | 140056404351 |
oct | 27137627503 |
9 | 8026002216 |
10 | 3112120131 |
11 | 135778aa0a |
12 | 72a2ab543 |
13 | 3a79ac903 |
14 | 2174707d1 |
15 | 13333ea06 |
hex | b97f2f43 |
3112120131 has 8 divisors (see below), whose sum is σ = 4151143104. Its totient is φ = 2073921960.
The previous prime is 3112120103. The next prime is 3112120189. The reversal of 3112120131 is 1310212113.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3112120131 - 210 = 3112119107 is a prime.
It is a super-2 number, since 2×31121201312 = 19370583419550914322, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 3112120131.
It is not an unprimeable number, because it can be changed into a prime (3112120031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197341 + ... + 212526.
It is an arithmetic number, because the mean of its divisors is an integer number (518892888).
Almost surely, 23112120131 is an apocalyptic number.
3112120131 is a deficient number, since it is larger than the sum of its proper divisors (1039022973).
3112120131 is a wasteful number, since it uses less digits than its factorization.
3112120131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 412401.
The product of its (nonzero) digits is 36, while the sum is 15.
The square root of 3112120131 is about 55786.3794397880. The cubic root of 3112120131 is about 1459.9975184483.
Adding to 3112120131 its reverse (1310212113), we get a palindrome (4422332244).
The spelling of 3112120131 in words is "three billion, one hundred twelve million, one hundred twenty thousand, one hundred thirty-one".
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