Base | Representation |
---|---|
bin | 11101000000001110… |
… | …111111110101111110 |
3 | 2222101101000002111012 |
4 | 131000032333311332 |
5 | 1002234431210124 |
6 | 22150122355222 |
7 | 2151511260404 |
oct | 350016776576 |
9 | 88341002435 |
10 | 31142444414 |
11 | 12231109474 |
12 | 605165bb12 |
13 | 2c23c87103 |
14 | 1716075474 |
15 | c24095e0e |
hex | 7403bfd7e |
31142444414 has 8 divisors (see below), whose sum is σ = 46757697768. Its totient is φ = 15556545160.
The previous prime is 31142444413. The next prime is 31142444467. The reversal of 31142444414 is 41444424113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31142444413) 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, 7335872 + ... + 7340115.
It is an arithmetic number, because the mean of its divisors is an integer number (5844712221).
Almost surely, 231142444414 is an apocalyptic number.
31142444414 is a deficient number, since it is larger than the sum of its proper divisors (15615253354).
31142444414 is a wasteful number, since it uses less digits than its factorization.
31142444414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14677050.
The product of its digits is 24576, while the sum is 32.
Adding to 31142444414 its reverse (41444424113), we get a palindrome (72586868527).
The spelling of 31142444414 in words is "thirty-one billion, one hundred forty-two million, four hundred forty-four thousand, four hundred fourteen".
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