Base | Representation |
---|---|
bin | 10011000100000000110011 |
3 | 100101212211102 |
4 | 103010000303 |
5 | 2234402141 |
6 | 255035015 |
7 | 60322004 |
oct | 23040063 |
9 | 10355742 |
10 | 4997171 |
11 | 29034a3 |
12 | 180ba6b |
13 | 105c70a |
14 | 9411ab |
15 | 68a99b |
hex | 4c4033 |
4997171 has 4 divisors (see below), whose sum is σ = 5260200. Its totient is φ = 4734144.
The previous prime is 4997119. The next prime is 4997173. The reversal of 4997171 is 1717994.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1717994 = 2 ⋅858997.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4997171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4997173) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131486 + ... + 131523.
It is an arithmetic number, because the mean of its divisors is an integer number (1315050).
Almost surely, 24997171 is an apocalyptic number.
4997171 is a deficient number, since it is larger than the sum of its proper divisors (263029).
4997171 is a wasteful number, since it uses less digits than its factorization.
4997171 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 263028.
The product of its digits is 15876, while the sum is 38.
The square root of 4997171 is about 2235.4353043647. The cubic root of 4997171 is about 170.9653384370.
The spelling of 4997171 in words is "four million, nine hundred ninety-seven thousand, one hundred seventy-one".
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