Base | Representation |
---|---|
bin | 10010001000000… |
… | …011110000011111 |
3 | 210012020000010000 |
4 | 102020003300133 |
5 | 1110322234211 |
6 | 50101545343 |
7 | 10351554003 |
oct | 2210036037 |
9 | 705200100 |
10 | 304102431 |
11 | 146726726 |
12 | 85a15253 |
13 | 4b006189 |
14 | 2c560703 |
15 | 1ba6e656 |
hex | 12203c1f |
304102431 has 20 divisors (see below), whose sum is σ = 454766400. Its totient is φ = 202516416.
The previous prime is 304102427. The next prime is 304102441. The reversal of 304102431 is 134201403.
It is not a de Polignac number, because 304102431 - 22 = 304102427 is a prime.
It is a super-2 number, since 2×3041024312 = 184956577080219522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (304102411) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 115255 + ... + 117863.
It is an arithmetic number, because the mean of its divisors is an integer number (22738320).
Almost surely, 2304102431 is an apocalyptic number.
304102431 is a deficient number, since it is larger than the sum of its proper divisors (150663969).
304102431 is a wasteful number, since it uses less digits than its factorization.
304102431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4060 (or 4051 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 304102431 is about 17438.5329371481. The cubic root of 304102431 is about 672.4705927265.
Adding to 304102431 its reverse (134201403), we get a palindrome (438303834).
The spelling of 304102431 in words is "three hundred four million, one hundred two thousand, four hundred thirty-one".
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