Base | Representation |
---|---|
bin | 111001101011… |
… | …0110110100010 |
3 | 2002220100201000 |
4 | 1303112312202 |
5 | 30220141122 |
6 | 3000052430 |
7 | 515015511 |
oct | 163266642 |
9 | 62810630 |
10 | 30240162 |
11 | 16084977 |
12 | a164116 |
13 | 635a3b4 |
14 | 4032678 |
15 | 29c50ac |
hex | 1cd6da2 |
30240162 has 32 divisors (see below), whose sum is σ = 67492800. Its totient is φ = 10036224.
The previous prime is 30240151. The next prime is 30240163. The reversal of 30240162 is 26104203.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (30240163) 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, 12789 + ... + 14967.
It is an arithmetic number, because the mean of its divisors is an integer number (2109150).
Almost surely, 230240162 is an apocalyptic number.
30240162 is an abundant number, since it is smaller than the sum of its proper divisors (37252638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30240162 is a wasteful number, since it uses less digits than its factorization.
30240162 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2447 (or 2441 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 30240162 is about 5499.1055636349. The cubic root of 30240162 is about 311.5502024487.
Adding to 30240162 its reverse (26104203), we get a palindrome (56344365).
The spelling of 30240162 in words is "thirty million, two hundred forty thousand, one hundred sixty-two".
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