Base | Representation |
---|---|
bin | 1011010000101… |
… | …0010001011011 |
3 | 10021212102122000 |
4 | 2310022101123 |
5 | 44042243440 |
6 | 4404132043 |
7 | 1112300643 |
oct | 264122133 |
9 | 107772560 |
10 | 47227995 |
11 | 24728101 |
12 | 13997023 |
13 | 9a27779 |
14 | 63b5523 |
15 | 422d730 |
hex | 2d0a45b |
47227995 has 16 divisors (see below), whose sum is σ = 83961120. Its totient is φ = 25188192.
The previous prime is 47227991. The next prime is 47228003. The reversal of 47227995 is 59972274.
It is not a de Polignac number, because 47227995 - 22 = 47227991 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 47227995.
It is not an unprimeable number, because it can be changed into a prime (47227991) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174784 + ... + 175053.
It is an arithmetic number, because the mean of its divisors is an integer number (5247570).
Almost surely, 247227995 is an apocalyptic number.
47227995 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
47227995 is a deficient number, since it is larger than the sum of its proper divisors (36733125).
47227995 is a wasteful number, since it uses less digits than its factorization.
47227995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 349851 (or 349845 counting only the distinct ones).
The product of its digits is 317520, while the sum is 45.
The square root of 47227995 is about 6872.2627278066. The cubic root of 47227995 is about 361.4652090276.
The spelling of 47227995 in words is "forty-seven million, two hundred twenty-seven thousand, nine hundred ninety-five".
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