Base | Representation |
---|---|
bin | 10010001100000… |
… | …010101101111100 |
3 | 210021012001122102 |
4 | 102030002231330 |
5 | 1111104143443 |
6 | 50140204232 |
7 | 10363463444 |
oct | 2214025574 |
9 | 707161572 |
10 | 305146748 |
11 | 14727a2a5 |
12 | 86239678 |
13 | 4b2b060a |
14 | 2c753124 |
15 | 1bbc8cb8 |
hex | 12302b7c |
305146748 has 24 divisors (see below), whose sum is σ = 558066432. Its totient is φ = 145850544.
The previous prime is 305146741. The next prime is 305146763. The reversal of 305146748 is 847641503.
305146748 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×3051467482 = 186229075629951008, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305146741) 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 7 ways as a sum of consecutive naturals, for example, 10790 + ... + 26957.
It is an arithmetic number, because the mean of its divisors is an integer number (23252768).
Almost surely, 2305146748 is an apocalyptic number.
It is an amenable number.
305146748 is a deficient number, since it is larger than the sum of its proper divisors (252919684).
305146748 is a wasteful number, since it uses less digits than its factorization.
305146748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37841 (or 37839 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 38.
The square root of 305146748 is about 17468.4500743483. The cubic root of 305146748 is about 673.2394894756.
The spelling of 305146748 in words is "three hundred five million, one hundred forty-six thousand, seven hundred forty-eight".
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