Base | Representation |
---|---|
bin | 111001101011… |
… | …1011110001100 |
3 | 2002220111012000 |
4 | 1303113132030 |
5 | 30220231300 |
6 | 3000112300 |
7 | 515026065 |
oct | 163273614 |
9 | 62814160 |
10 | 30242700 |
11 | 16086874 |
12 | a165690 |
13 | 635b5b7 |
14 | 403356c |
15 | 29c5c00 |
hex | 1cd778c |
30242700 has 144 divisors (see below), whose sum is σ = 101660160. Its totient is φ = 7698240.
The previous prime is 30242689. The next prime is 30242713. The reversal of 30242700 is 724203.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61857 + ... + 62343.
Almost surely, 230242700 is an apocalyptic number.
30242700 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30242700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50830080).
30242700 is an abundant number, since it is smaller than the sum of its proper divisors (71417460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30242700 is a wasteful number, since it uses less digits than its factorization.
30242700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 533 (or 520 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 18.
The square root of 30242700 is about 5499.3363235940. The cubic root of 30242700 is about 311.5589181460.
Adding to 30242700 its reverse (724203), we get a palindrome (30966903).
The spelling of 30242700 in words is "thirty million, two hundred forty-two thousand, seven hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •