Base | Representation |
---|---|
bin | 1110001001011010111100… |
… | …11110101100100111110000 |
3 | 11002011002102201001102202211 |
4 | 13010231132132230213300 |
5 | 13034201322001332240 |
6 | 150055430231421504 |
7 | 6360424424230132 |
oct | 704553636544760 |
9 | 132132381042684 |
10 | 31110033230320 |
11 | 9a047667a3530 |
12 | 35a53bb224894 |
13 | 1448881a6b0a5 |
14 | 797a3b187052 |
15 | 38e39b4edbea |
hex | 1c4b5e7ac9f0 |
31110033230320 has 80 divisors (see below), whose sum is σ = 78908857224192. Its totient is φ = 11312380903680.
The previous prime is 31110033230197. The next prime is 31110033230347. The reversal of 31110033230320 is 2303233001113.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×311100332303202 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 31110033230291 and 31110033230300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28058809 + ... + 29146471.
Almost surely, 231110033230320 is an apocalyptic number.
It is an amenable number.
31110033230320 is an abundant number, since it is smaller than the sum of its proper divisors (47798823993872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31110033230320 is a wasteful number, since it uses less digits than its factorization.
31110033230320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1120190 (or 1120184 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 31110033230320 its reverse (2303233001113), we get a palindrome (33413266231433).
The spelling of 31110033230320 in words is "thirty-one trillion, one hundred ten billion, thirty-three million, two hundred thirty thousand, three hundred twenty".
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