Base | Representation |
---|---|
bin | 1110000110001110110100… |
… | …10110111001010000110000 |
3 | 11001202121120010120221102220 |
4 | 13003013122112321100300 |
5 | 13030402401224110112 |
6 | 145533223500041040 |
7 | 6346464601513344 |
oct | 703073226712060 |
9 | 131677503527386 |
10 | 31000442410032 |
11 | 9972239619177 |
12 | 3588115533180 |
13 | 143b438277b74 |
14 | 792602477624 |
15 | 38b5d52ce98c |
hex | 1c31da5b9430 |
31000442410032 has 20 divisors (see below), whose sum is σ = 80084476226040. Its totient is φ = 10333480803328.
The previous prime is 31000442410031. The next prime is 31000442410043. The reversal of 31000442410032 is 23001424400013.
It is a super-3 number, since 3×310004424100323 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 31000442409984 and 31000442410011.
It is not an unprimeable number, because it can be changed into a prime (31000442410031) 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, 322921275057 + ... + 322921275152.
It is an arithmetic number, because the mean of its divisors is an integer number (4004223811302).
Almost surely, 231000442410032 is an apocalyptic number.
It is an amenable number.
31000442410032 is an abundant number, since it is smaller than the sum of its proper divisors (49084033816008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31000442410032 is a wasteful number, since it uses less digits than its factorization.
31000442410032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 645842550220 (or 645842550214 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 31000442410032 its reverse (23001424400013), we get a palindrome (54001866810045).
The spelling of 31000442410032 in words is "thirty-one trillion, four hundred forty-two million, four hundred ten thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •