Base | Representation |
---|---|
bin | 1011101000101000… |
… | …1011101001100010 |
3 | 22001122220120221110 |
4 | 2322022023221202 |
5 | 22344021400310 |
6 | 1233525404150 |
7 | 140253012462 |
oct | 27212135142 |
9 | 8048816843 |
10 | 3123231330 |
11 | 1362a89a1a |
12 | 731b69656 |
13 | 3aa0a019b |
14 | 218b23ba2 |
15 | 1342d6d20 |
hex | ba28ba62 |
3123231330 has 64 divisors (see below), whose sum is σ = 7943868288. Its totient is φ = 783160320.
The previous prime is 3123231323. The next prime is 3123231337. The reversal of 3123231330 is 331323213.
It is an interprime number because it is at equal distance from previous prime (3123231323) and next prime (3123231337).
It is a junction number, because it is equal to n+sod(n) for n = 3123231297 and 3123231306.
It is not an unprimeable number, because it can be changed into a prime (3123231337) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 774720 + ... + 778740.
It is an arithmetic number, because the mean of its divisors is an integer number (124122942).
Almost surely, 23123231330 is an apocalyptic number.
3123231330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
3123231330 is an abundant number, since it is smaller than the sum of its proper divisors (4820636958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3123231330 is a wasteful number, since it uses less digits than its factorization.
3123231330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5571.
The product of its (nonzero) digits is 972, while the sum is 21.
The square root of 3123231330 is about 55885.8777331089. The cubic root of 3123231330 is about 1461.7329971902.
Adding to 3123231330 its reverse (331323213), we get a palindrome (3454554543).
The spelling of 3123231330 in words is "three billion, one hundred twenty-three million, two hundred thirty-one thousand, three hundred thirty".
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