Search a number
-
+
30682227 = 341249449
BaseRepresentation
bin111010100001…
…0110001110011
32010201211002210
41311002301303
530323312402
63013343203
7521536362
oct165026163
963654083
1030682227
1116357014
12a337b03
136483684
1441097d9
152a6106c
hex1d42c73

30682227 has 8 divisors (see below), whose sum is σ = 41907600. Its totient is φ = 19955840.

The previous prime is 30682199. The next prime is 30682243. The reversal of 30682227 is 72228603.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30682227 - 26 = 30682163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30682194 and 30682203.

It is not an unprimeable number, because it can be changed into a prime (30682247) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 124602 + ... + 124847.

It is an arithmetic number, because the mean of its divisors is an integer number (5238450).

Almost surely, 230682227 is an apocalyptic number.

30682227 is a deficient number, since it is larger than the sum of its proper divisors (11225373).

30682227 is a wasteful number, since it uses less digits than its factorization.

30682227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249493.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 30682227 is about 5539.1539967760. The cubic root of 30682227 is about 313.0609938057.

The spelling of 30682227 in words is "thirty million, six hundred eighty-two thousand, two hundred twenty-seven".

Divisors: 1 3 41 123 249449 748347 10227409 30682227