Base | Representation |
---|---|
bin | 10010001000010… |
… | …010100011010111 |
3 | 210012100002020110 |
4 | 102020102203113 |
5 | 1110331204111 |
6 | 50103134103 |
7 | 10352225454 |
oct | 2210224327 |
9 | 705302213 |
10 | 304163031 |
11 | 146768207 |
12 | 85a44333 |
13 | 4b027933 |
14 | 2c57882b |
15 | 1ba825a6 |
hex | 122128d7 |
304163031 has 8 divisors (see below), whose sum is σ = 429406704. Its totient is φ = 190847360.
The previous prime is 304163029. The next prime is 304163033. The reversal of 304163031 is 130361403.
It is an interprime number because it is at equal distance from previous prime (304163029) and next prime (304163033).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 304163031 - 21 = 304163029 is a prime.
It is a super-2 number, since 2×3041630312 = 185030298854213922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 304162989 and 304163007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (304163033) 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, 2981940 + ... + 2982041.
It is an arithmetic number, because the mean of its divisors is an integer number (53675838).
Almost surely, 2304163031 is an apocalyptic number.
304163031 is a deficient number, since it is larger than the sum of its proper divisors (125243673).
304163031 is a wasteful number, since it uses less digits than its factorization.
304163031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5964001.
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 304163031 is about 17440.2703820784. The cubic root of 304163031 is about 672.5152586100.
The spelling of 304163031 in words is "three hundred four million, one hundred sixty-three thousand, thirty-one".
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