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30011341 = 173175569
BaseRepresentation
bin111001001111…
…0111111001101
32002110201211011
41302132333031
530140330331
62551125221
7513043423
oct162367715
962421734
1030011341
1115a38a68
12a073811
1362aa1b9
143db3113
15297c3b1
hex1c9efcd

30011341 has 8 divisors (see below), whose sum is σ = 31882680. Its totient is φ = 28151808.

The previous prime is 30011321. The next prime is 30011347. The reversal of 30011341 is 14311003.

It can be written as a sum of positive squares in 4 ways, for example, as 265225 + 29746116 = 515^2 + 5454^2 .

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 30011341 - 211 = 30009293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30011347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2605 + ... + 8173.

It is an arithmetic number, because the mean of its divisors is an integer number (3985335).

Almost surely, 230011341 is an apocalyptic number.

It is an amenable number.

30011341 is a deficient number, since it is larger than the sum of its proper divisors (1871339).

30011341 is a wasteful number, since it uses less digits than its factorization.

30011341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5903.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 30011341 is about 5478.2607641477. The cubic root of 30011341 is about 310.7624002446.

Adding to 30011341 its reverse (14311003), we get a palindrome (44322344).

The spelling of 30011341 in words is "thirty million, eleven thousand, three hundred forty-one".

Divisors: 1 17 317 5389 5569 94673 1765373 30011341