Search a number
-
+
30043014 = 2323297507
BaseRepresentation
bin111001010011…
…0101110000110
32002112100021020
41302212232012
530142334024
62551532010
7513234651
oct162465606
962470236
1030043014
1115a5a841
12a08a006
1362bb741
143dc0898
152986979
hex1ca6b86

30043014 has 32 divisors (see below), whose sum is σ = 64869120. Its totient is φ = 9247392.

The previous prime is 30042983. The next prime is 30043021. The reversal of 30043014 is 41034003.

It is a junction number, because it is equal to n+sod(n) for n = 30042984 and 30043002.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 249 + ... + 7755.

It is an arithmetic number, because the mean of its divisors is an integer number (2027160).

Almost surely, 230043014 is an apocalyptic number.

30043014 is an abundant number, since it is smaller than the sum of its proper divisors (34826106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30043014 is a wasteful number, since it uses less digits than its factorization.

30043014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7564.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 30043014 is about 5481.1507915765. The cubic root of 30043014 is about 310.8716846753.

Adding to 30043014 its reverse (41034003), we get a palindrome (71077017).

The spelling of 30043014 in words is "thirty million, forty-three thousand, fourteen".

Divisors: 1 2 3 6 23 29 46 58 69 87 138 174 667 1334 2001 4002 7507 15014 22521 45042 172661 217703 345322 435406 517983 653109 1035966 1306218 5007169 10014338 15021507 30043014