Base | Representation |
---|---|
bin | 111001110000… |
… | …1111000101100 |
3 | 2002222122200212 |
4 | 1303201320230 |
5 | 30223112411 |
6 | 3001041552 |
7 | 515264333 |
oct | 163417054 |
9 | 62878625 |
10 | 30285356 |
11 | 16105922 |
12 | a1862b8 |
13 | 6374b3a |
14 | 4044d1a |
15 | 29d368b |
hex | 1ce1e2c |
30285356 has 12 divisors (see below), whose sum is σ = 53469192. Its totient is φ = 15008448.
The previous prime is 30285329. The next prime is 30285377. The reversal of 30285356 is 65358203.
It is a super-3 number, since 3×302853563 (a number of 23 digits) contains 333 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33050 + ... + 33953.
It is an arithmetic number, because the mean of its divisors is an integer number (4455766).
Almost surely, 230285356 is an apocalyptic number.
It is an amenable number.
30285356 is a deficient number, since it is larger than the sum of its proper divisors (23183836).
30285356 is a wasteful number, since it uses less digits than its factorization.
30285356 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67120 (or 67118 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 32.
The square root of 30285356 is about 5503.2132431880. The cubic root of 30285356 is about 311.7053293885.
It can be divided in two parts, 302 and 85356, that added together give a palindrome (85658).
The spelling of 30285356 in words is "thirty million, two hundred eighty-five thousand, three hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •