Base | Representation |
---|---|
bin | 10110111010100001… |
… | …00010000110110011 |
3 | 1011202100110001012010 |
4 | 23131100202012303 |
5 | 200143310031311 |
6 | 5352415134003 |
7 | 613566362250 |
oct | 133520420663 |
9 | 34670401163 |
10 | 12302033331 |
11 | 52431a47a5 |
12 | 2473b14303 |
13 | 12108c4c83 |
14 | 849ba0427 |
15 | 4c0031da6 |
hex | 2dd4221b3 |
12302033331 has 8 divisors (see below), whose sum is σ = 18745955584. Its totient is φ = 7029733320.
The previous prime is 12302033329. The next prime is 12302033369. The reversal of 12302033331 is 13333020321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12302033331 - 21 = 12302033329 is a prime.
It is a super-2 number, since 2×123020333312 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 585811111 = 12302033331 / (1 + 2 + 3 + 0 + 2 + 0 + 3 + 3 + 3 + 3 + 1).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12302033298 and 12302033307.
It is not an unprimeable number, because it can be changed into a prime (12302083331) 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, 292905535 + ... + 292905576.
It is an arithmetic number, because the mean of its divisors is an integer number (2343244448).
Almost surely, 212302033331 is an apocalyptic number.
12302033331 is a deficient number, since it is larger than the sum of its proper divisors (6443922253).
12302033331 is an equidigital number, since it uses as much as digits as its factorization.
12302033331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 585811121.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 12302033331 its reverse (13333020321), we get a palindrome (25635053652).
The spelling of 12302033331 in words is "twelve billion, three hundred two million, thirty-three thousand, three hundred thirty-one".
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