Base | Representation |
---|---|
bin | 10011100010100010100111 |
3 | 100122020100200 |
4 | 103202202213 |
5 | 2302402330 |
6 | 301441543 |
7 | 61352400 |
oct | 23424247 |
9 | 10566320 |
10 | 5122215 |
11 | 298943a |
12 | 18702b3 |
13 | 10a45c7 |
14 | 9749a7 |
15 | 6b2a60 |
hex | 4e28a7 |
5122215 has 72 divisors (see below), whose sum is σ = 10883808. Its totient is φ = 2217600.
The previous prime is 5122213. The next prime is 5122259.
5122215 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 5122215 - 21 = 5122213 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5122211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 50665 + ... + 50765.
It is an arithmetic number, because the mean of its divisors is an integer number (151164).
Almost surely, 25122215 is an apocalyptic number.
5122215 is an abundant number, since it is smaller than the sum of its proper divisors (5761593).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5122215 is a wasteful number, since it uses less digits than its factorization.
5122215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149 (or 139 counting only the distinct ones).
The product of its digits is 200, while the sum is 18.
The square root of 5122215 is about 2263.2310973473. The cubic root of 5122215 is about 172.3796261653.
The spelling of 5122215 in words is "five million, one hundred twenty-two thousand, two hundred fifteen".
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