Base | Representation |
---|---|
bin | 1110001010011000010110… |
… | …11101000100101100111000 |
3 | 11002021020112012220120211120 |
4 | 13011030023131010230320 |
5 | 13040221331002042404 |
6 | 150122521404425240 |
7 | 6363002400361530 |
oct | 705141335045470 |
9 | 132236465816746 |
10 | 31143000034104 |
11 | 9a17743694112 |
12 | 35ab87b848220 |
13 | 144ba0699398a |
14 | 7994876364c0 |
15 | 39017a8109d9 |
hex | 1c530b744b38 |
31143000034104 has 32 divisors (see below), whose sum is σ = 88980000097920. Its totient is φ = 8898000009696.
The previous prime is 31143000034103. The next prime is 31143000034151. The reversal of 31143000034104 is 40143000034113.
It is a super-2 number, since 2×311430000341042 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31143000034103) 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, 92687499934 + ... + 92687500269.
It is an arithmetic number, because the mean of its divisors is an integer number (2780625003060).
Almost surely, 231143000034104 is an apocalyptic number.
It is an amenable number.
31143000034104 is an abundant number, since it is smaller than the sum of its proper divisors (57837000063816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31143000034104 is a wasteful number, since it uses less digits than its factorization.
31143000034104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185375000219 (or 185375000215 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 31143000034104 its reverse (40143000034113), we get a palindrome (71286000068217).
Subtracting 31143000034104 from its reverse (40143000034113), we obtain a palindrome (9000000000009).
The spelling of 31143000034104 in words is "thirty-one trillion, one hundred forty-three billion, thirty-four thousand, one hundred four".
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