Base | Representation |
---|---|
bin | 1000100101010111… |
… | …1001110100001111 |
3 | 12221120210112012110 |
4 | 2021111321310033 |
5 | 14204340023211 |
6 | 1020351235103 |
7 | 111046356552 |
oct | 21125716417 |
9 | 5846715173 |
10 | 2304220431 |
11 | a82743a07 |
12 | 543818a93 |
13 | 2a94c2156 |
14 | 17c04a699 |
15 | d7456ea6 |
hex | 89579d0f |
2304220431 has 16 divisors (see below), whose sum is σ = 3209057280. Its totient is φ = 1467898080.
The previous prime is 2304220427. The next prime is 2304220447. The reversal of 2304220431 is 1340224032.
It is not a de Polignac number, because 2304220431 - 22 = 2304220427 is a prime.
It is a super-2 number, since 2×23042204312 = 10618863589275651522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2304220398 and 2304220407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2304220481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55621 + ... + 87761.
It is an arithmetic number, because the mean of its divisors is an integer number (200566080).
Almost surely, 22304220431 is an apocalyptic number.
2304220431 is a deficient number, since it is larger than the sum of its proper divisors (904836849).
2304220431 is a wasteful number, since it uses less digits than its factorization.
2304220431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33206.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 2304220431 is about 48002.2961013325. The cubic root of 2304220431 is about 1320.8130189974.
Adding to 2304220431 its reverse (1340224032), we get a palindrome (3644444463).
The spelling of 2304220431 in words is "two billion, three hundred four million, two hundred twenty thousand, four hundred thirty-one".
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