Base | Representation |
---|---|
bin | 111011000110… |
… | …0110001000010 |
3 | 2011022012211001 |
4 | 1312030301002 |
5 | 30413012112 |
6 | 3024042214 |
7 | 524241046 |
oct | 166146102 |
9 | 64265731 |
10 | 30985282 |
11 | 16543779 |
12 | a46336a |
13 | 655b5b3 |
14 | 4188026 |
15 | 2ac0c57 |
hex | 1d8cc42 |
30985282 has 8 divisors (see below), whose sum is σ = 48080700. Its totient is φ = 14958384.
The previous prime is 30985277. The next prime is 30985313. The reversal of 30985282 is 28258903.
It can be written as a sum of positive squares in 2 ways, for example, as 27447121 + 3538161 = 5239^2 + 1881^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267057 + ... + 267172.
Almost surely, 230985282 is an apocalyptic number.
30985282 is a deficient number, since it is larger than the sum of its proper divisors (17095418).
30985282 is a wasteful number, since it uses less digits than its factorization.
30985282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 534260.
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 30985282 is about 5566.4424904961. The cubic root of 30985282 is about 314.0883424871.
The spelling of 30985282 in words is "thirty million, nine hundred eighty-five thousand, two hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •