Base | Representation |
---|---|
bin | 10110111010100000… |
… | …11111000110001011 |
3 | 1011202100102102021112 |
4 | 23131100133012023 |
5 | 200143304133003 |
6 | 5352415000535 |
7 | 613566311306 |
oct | 133520370613 |
9 | 34670372245 |
10 | 12302021003 |
11 | 5243196508 |
12 | 2473b0914b |
13 | 12108bc48c |
14 | 849b99b3d |
15 | 4c002d3d8 |
hex | 2dd41f18b |
12302021003 has 4 divisors (see below), whose sum is σ = 12310454280. Its totient is φ = 12293587728.
The previous prime is 12302020963. The next prime is 12302021057. The reversal of 12302021003 is 30012020321.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30012020321 = 3557 ⋅8437453.
It is a cyclic number.
It is not a de Polignac number, because 12302021003 - 222 = 12297826699 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12302021503) 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, 4214450 + ... + 4217367.
It is an arithmetic number, because the mean of its divisors is an integer number (3077613570).
Almost surely, 212302021003 is an apocalyptic number.
12302021003 is a deficient number, since it is larger than the sum of its proper divisors (8433277).
12302021003 is an equidigital number, since it uses as much as digits as its factorization.
12302021003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8433276.
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 12302021003 its reverse (30012020321), we get a palindrome (42314041324).
The spelling of 12302021003 in words is "twelve billion, three hundred two million, twenty-one thousand, three".
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