Base | Representation |
---|---|
bin | 10011101110010000100100 |
3 | 100201200012100 |
4 | 103232100210 |
5 | 2310421322 |
6 | 302452100 |
7 | 61642335 |
oct | 23562044 |
9 | 10650170 |
10 | 5170212 |
11 | 2a11503 |
12 | 1894030 |
13 | 10c03c8 |
14 | 98828c |
15 | 6c1dac |
hex | 4ee424 |
5170212 has 18 divisors (see below), whose sum is σ = 13069238. Its totient is φ = 1723392.
The previous prime is 5170201. The next prime is 5170213. The reversal of 5170212 is 2120715.
It can be written as a sum of positive squares in only one way, i.e., 4260096 + 910116 = 2064^2 + 954^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (5170213) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71773 + ... + 71844.
Almost surely, 25170212 is an apocalyptic number.
It is an amenable number.
5170212 is an abundant number, since it is smaller than the sum of its proper divisors (7899026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5170212 is a wasteful number, since it uses less digits than its factorization.
5170212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143627 (or 143622 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 18.
The square root of 5170212 is about 2273.8100184492. The cubic root of 5170212 is about 172.9163728709.
Adding to 5170212 its reverse (2120715), we get a palindrome (7290927).
The spelling of 5170212 in words is "five million, one hundred seventy thousand, two hundred twelve".
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