Base | Representation |
---|---|
bin | 111010000001… |
… | …1101111110010 |
3 | 2010020200221200 |
4 | 1310003233302 |
5 | 30242032200 |
6 | 3004032030 |
7 | 516412566 |
oct | 164035762 |
9 | 63220850 |
10 | 30424050 |
11 | 161a0048 |
12 | a232616 |
13 | 63c2cc7 |
14 | 407d6a6 |
15 | 2a0e800 |
hex | 1d03bf2 |
30424050 has 144 divisors (see below), whose sum is σ = 89572392. Its totient is φ = 7372800.
The previous prime is 30424021. The next prime is 30424057. The reversal of 30424050 is 5042403.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 251001 + 30173049 = 501^2 + 5493^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30424057) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 313602 + ... + 313698.
Almost surely, 230424050 is an apocalyptic number.
30424050 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 30424050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44786196).
30424050 is an abundant number, since it is smaller than the sum of its proper divisors (59148342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30424050 is a wasteful number, since it uses less digits than its factorization.
30424050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173 (or 165 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 18.
The square root of 30424050 is about 5515.8000326335. The cubic root of 30424050 is about 312.1804306461.
Adding to 30424050 its reverse (5042403), we get a palindrome (35466453).
It can be divided in two parts, 3042 and 4050, that multiplied together give a square (12320100 = 35102).
The spelling of 30424050 in words is "thirty million, four hundred twenty-four thousand, fifty".
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