Base | Representation |
---|---|
bin | 100111001000001100… |
… | …100001110011000111 |
3 | 11000102222200112101020 |
4 | 213020030201303013 |
5 | 1142020414324111 |
6 | 31144541402223 |
7 | 3015063200643 |
oct | 471014416307 |
9 | 130388615336 |
10 | 42013433031 |
11 | 168aa540089 |
12 | 8186269373 |
13 | 3c67250c5b |
14 | 2067b61c23 |
15 | 115d64e906 |
hex | 9c8321cc7 |
42013433031 has 4 divisors (see below), whose sum is σ = 56017910712. Its totient is φ = 28008955352.
The previous prime is 42013433027. The next prime is 42013433083. The reversal of 42013433031 is 13033431024.
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 42013433031 - 22 = 42013433027 is a prime.
It is a super-2 number, since 2×420134330312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42013432992 and 42013433010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42013473031) 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, 7002238836 + ... + 7002238841.
It is an arithmetic number, because the mean of its divisors is an integer number (14004477678).
Almost surely, 242013433031 is an apocalyptic number.
42013433031 is a deficient number, since it is larger than the sum of its proper divisors (14004477681).
42013433031 is a wasteful number, since it uses less digits than its factorization.
42013433031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14004477680.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 42013433031 its reverse (13033431024), we get a palindrome (55046864055).
The spelling of 42013433031 in words is "forty-two billion, thirteen million, four hundred thirty-three thousand, thirty-one".
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