Base | Representation |
---|---|
bin | 1011011011011… |
… | …0110100101101 |
3 | 10100012100010200 |
4 | 2312312310231 |
5 | 44232403030 |
6 | 4431224113 |
7 | 1121303334 |
oct | 266666455 |
9 | 110170120 |
10 | 47934765 |
11 | 2507010a |
12 | 14078039 |
13 | 9c14388 |
14 | 651ad1b |
15 | 431cd60 |
hex | 2db6d2d |
47934765 has 12 divisors (see below), whose sum is σ = 83087004. Its totient is φ = 25565184.
The previous prime is 47934707. The next prime is 47934797. The reversal of 47934765 is 56743974.
It can be written as a sum of positive squares in 2 ways, for example, as 33143049 + 14791716 = 5757^2 + 3846^2 .
It is not a de Polignac number, because 47934765 - 29 = 47934253 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1065217 = 47934765 / (4 + 7 + 9 + 3 + 4 + 7 + 6 + 5).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 47934765.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 532564 + ... + 532653.
It is an arithmetic number, because the mean of its divisors is an integer number (6923917).
Almost surely, 247934765 is an apocalyptic number.
47934765 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
47934765 is a deficient number, since it is larger than the sum of its proper divisors (35152239).
47934765 is a wasteful number, since it uses less digits than its factorization.
47934765 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1065228 (or 1065225 counting only the distinct ones).
The product of its digits is 635040, while the sum is 45.
The square root of 47934765 is about 6923.4936989933. The cubic root of 47934765 is about 363.2594052283.
The spelling of 47934765 in words is "forty-seven million, nine hundred thirty-four thousand, seven hundred sixty-five".
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