Base | Representation |
---|---|
bin | 11100111011000001… |
… | …111001001001011011 |
3 | 2222011021200201002001 |
4 | 130323001321021123 |
5 | 1002100102414120 |
6 | 22133323021431 |
7 | 2146401122206 |
oct | 347301711133 |
9 | 88137621061 |
10 | 31055123035 |
11 | 12196897642 |
12 | 602836a877 |
13 | 2c0bb62461 |
14 | 170862493d |
15 | c1b597e0a |
hex | 73b07925b |
31055123035 has 4 divisors (see below), whose sum is σ = 37266147648. Its totient is φ = 24844098424.
The previous prime is 31055122957. The next prime is 31055123083. The reversal of 31055123035 is 53032155013.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53032155013 = 967 ⋅54841939.
It is a cyclic number.
It is not a de Polignac number, because 31055123035 - 29 = 31055122523 is a prime.
It is a super-2 number, since 2×310551230352 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31055122994 and 31055123012.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 3105512299 + ... + 3105512308.
It is an arithmetic number, because the mean of its divisors is an integer number (9316536912).
Almost surely, 231055123035 is an apocalyptic number.
31055123035 is a deficient number, since it is larger than the sum of its proper divisors (6211024613).
31055123035 is an equidigital number, since it uses as much as digits as its factorization.
31055123035 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6211024612.
The product of its (nonzero) digits is 6750, while the sum is 28.
Adding to 31055123035 its reverse (53032155013), we get a palindrome (84087278048).
The spelling of 31055123035 in words is "thirty-one billion, fifty-five million, one hundred twenty-three thousand, thirty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •