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30133346 = 2121312421
BaseRepresentation
bin111001011110…
…0110001100010
32002200221011212
41302330301202
530203231341
62553510122
7514062215
oct162746142
962627155
1030133346
11160116a1
12a112342
1363208a9
14400577c
1529a35eb
hex1cbcc62

30133346 has 8 divisors (see below), whose sum is σ = 45240924. Its totient is φ = 15053040.

The previous prime is 30133307. The next prime is 30133357. The reversal of 30133346 is 64333103.

It can be written as a sum of positive squares in 2 ways, for example, as 30129121 + 4225 = 5489^2 + 65^2 .

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3785 + ... + 8636.

Almost surely, 230133346 is an apocalyptic number.

30133346 is a deficient number, since it is larger than the sum of its proper divisors (15107578).

30133346 is a wasteful number, since it uses less digits than its factorization.

30133346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13636.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 30133346 is about 5489.3848471391. The cubic root of 30133346 is about 311.1829446468.

Adding to 30133346 its reverse (64333103), we get a palindrome (94466449).

The spelling of 30133346 in words is "thirty million, one hundred thirty-three thousand, three hundred forty-six".

Divisors: 1 2 1213 2426 12421 24842 15066673 30133346