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30134683 = 291039127
BaseRepresentation
bin111001011110…
…1000110011011
32002201000000101
41302331012123
530203302213
62553520231
7514066135
oct162750633
962630011
1030134683
11160126a7
12a113077
136321397
144006055
1529a3bdd
hex1cbd19b

30134683 has 4 divisors (see below), whose sum is σ = 31173840. Its totient is φ = 29095528.

The previous prime is 30134681. The next prime is 30134707. The reversal of 30134683 is 38643103.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30134683 - 21 = 30134681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30134681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519535 + ... + 519592.

It is an arithmetic number, because the mean of its divisors is an integer number (7793460).

Almost surely, 230134683 is an apocalyptic number.

30134683 is a deficient number, since it is larger than the sum of its proper divisors (1039157).

30134683 is a wasteful number, since it uses less digits than its factorization.

30134683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039156.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 30134683 is about 5489.5066262825. The cubic root of 30134683 is about 311.1875469174.

Adding to 30134683 its reverse (38643103), we get a palindrome (68777786).

The spelling of 30134683 in words is "thirty million, one hundred thirty-four thousand, six hundred eighty-three".

Divisors: 1 29 1039127 30134683