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30230014 = 2611491663
BaseRepresentation
bin111001101010…
…0010111111110
32002212211210011
41303110113332
530214330024
62555533434
7514644103
oct163242776
962784704
1030230014
1116078291
12a15a27a
1363558a9
14402caaa
1529c2094
hex1cd45fe

30230014 has 16 divisors (see below), whose sum is σ = 46425600. Its totient is φ = 14758560.

The previous prime is 30229993. The next prime is 30230017. The reversal of 30230014 is 41003203.

It is a junction number, because it is equal to n+sod(n) for n = 30229976 and 30230003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30230017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17347 + ... + 19009.

It is an arithmetic number, because the mean of its divisors is an integer number (2901600).

Almost surely, 230230014 is an apocalyptic number.

30230014 is a deficient number, since it is larger than the sum of its proper divisors (16195586).

30230014 is a wasteful number, since it uses less digits than its factorization.

30230014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 30230014 is about 5498.1827907046. The cubic root of 30230014 is about 311.5153485219.

Adding to 30230014 its reverse (41003203), we get a palindrome (71233217).

The spelling of 30230014 in words is "thirty million, two hundred thirty thousand, fourteen".

Divisors: 1 2 61 122 149 298 1663 3326 9089 18178 101443 202886 247787 495574 15115007 30230014