Base | Representation |
---|---|
bin | 10011100000000011010101 |
3 | 100121201101010 |
4 | 103200003111 |
5 | 2302041041 |
6 | 301322433 |
7 | 61310565 |
oct | 23400325 |
9 | 10551333 |
10 | 5112021 |
11 | 2981812 |
12 | 1866419 |
13 | 109ca85 |
14 | 970da5 |
15 | 6aea16 |
hex | 4e00d5 |
5112021 has 8 divisors (see below), whose sum is σ = 6828064. Its totient is φ = 3402000.
The previous prime is 5112017. The next prime is 5112047. The reversal of 5112021 is 1202115.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5112021 - 22 = 5112017 is a prime.
It is a super-2 number, since 2×51120212 = 52265517408882, which contains 22 as substring.
It is an Ulam number.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 5111988 and 5112006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5112001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1146 + ... + 3396.
It is an arithmetic number, because the mean of its divisors is an integer number (853508).
Almost surely, 25112021 is an apocalyptic number.
It is an amenable number.
5112021 is a deficient number, since it is larger than the sum of its proper divisors (1716043).
5112021 is a wasteful number, since it uses less digits than its factorization.
5112021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3011.
The product of its (nonzero) digits is 20, while the sum is 12.
The square root of 5112021 is about 2260.9778857831. The cubic root of 5112021 is about 172.2651961824.
Adding to 5112021 its reverse (1202115), we get a palindrome (6314136).
The spelling of 5112021 in words is "five million, one hundred twelve thousand, twenty-one".
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