Base | Representation |
---|---|
bin | 10010001011111… |
… | …000000011010100 |
3 | 210021002211201100 |
4 | 102023320003110 |
5 | 1111101244220 |
6 | 50135230100 |
7 | 10363222203 |
oct | 2213700324 |
9 | 707084640 |
10 | 305103060 |
11 | 14724a499 |
12 | 86218330 |
13 | 4b296772 |
14 | 2c74123a |
15 | 1bbbad90 |
hex | 122f80d4 |
305103060 has 72 divisors (see below), whose sum is σ = 947026080. Its totient is φ = 79466688.
The previous prime is 305103053. The next prime is 305103067. The reversal of 305103060 is 60301503.
It is an interprime number because it is at equal distance from previous prime (305103053) and next prime (305103067).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305103067) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11970 + ... + 27449.
It is an arithmetic number, because the mean of its divisors is an integer number (13153140).
Almost surely, 2305103060 is an apocalyptic number.
305103060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
305103060 is an abundant number, since it is smaller than the sum of its proper divisors (641923020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
305103060 is a wasteful number, since it uses less digits than its factorization.
305103060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39477 (or 39472 counting only the distinct ones).
The product of its (nonzero) digits is 270, while the sum is 18.
The square root of 305103060 is about 17467.1995465787. The cubic root of 305103060 is about 673.2073586066.
Adding to 305103060 its reverse (60301503), we get a palindrome (365404563).
The spelling of 305103060 in words is "three hundred five million, one hundred three thousand, sixty".
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