Base | Representation |
---|---|
bin | 111010000000… |
… | …0100111100010 |
3 | 2010020001101000 |
4 | 1310000213202 |
5 | 30241124414 |
6 | 3003452430 |
7 | 516330330 |
oct | 164004742 |
9 | 63201330 |
10 | 30411234 |
11 | 16191457 |
12 | a227116 |
13 | 63ba219 |
14 | 4078b50 |
15 | 2a0ab09 |
hex | 1d009e2 |
30411234 has 64 divisors (see below), whose sum is σ = 79073280. Its totient is φ = 8482320.
The previous prime is 30411197. The next prime is 30411247. The reversal of 30411234 is 43211403.
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 31 ways as a sum of consecutive naturals, for example, 15319 + ... + 17189.
It is an arithmetic number, because the mean of its divisors is an integer number (1235520).
Almost surely, 230411234 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30411234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39536640).
30411234 is an abundant number, since it is smaller than the sum of its proper divisors (48662046).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30411234 is a wasteful number, since it uses less digits than its factorization.
30411234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1932 (or 1926 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 30411234 is about 5514.6381567606. The cubic root of 30411234 is about 312.1365896024.
Adding to 30411234 its reverse (43211403), we get a palindrome (73622637).
The spelling of 30411234 in words is "thirty million, four hundred eleven thousand, two hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •