Base | Representation |
---|---|
bin | 10010010110001… |
… | …101001011100010 |
3 | 210110012102100222 |
4 | 102112031023202 |
5 | 1112244423132 |
6 | 50313243042 |
7 | 10425231200 |
oct | 2226151342 |
9 | 713172328 |
10 | 307811042 |
11 | 148829aa0 |
12 | 87103482 |
13 | 4ba04216 |
14 | 2cc48070 |
15 | 1c053412 |
hex | 1258d2e2 |
307811042 has 24 divisors (see below), whose sum is σ = 585928080. Its totient is φ = 119925960.
The previous prime is 307811041. The next prime is 307811069. The reversal of 307811042 is 240118703.
307811042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (307811041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141692 + ... + 143847.
It is an arithmetic number, because the mean of its divisors is an integer number (24413670).
Almost surely, 2307811042 is an apocalyptic number.
307811042 is a deficient number, since it is larger than the sum of its proper divisors (278117038).
307811042 is a wasteful number, since it uses less digits than its factorization.
307811042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285566 (or 285559 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 307811042 is about 17544.5445081940. The cubic root of 307811042 is about 675.1932081579.
Adding to 307811042 its reverse (240118703), we get a palindrome (547929745).
The spelling of 307811042 in words is "three hundred seven million, eight hundred eleven thousand, forty-two".
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