Search a number
-
+
30014122654 = 219248785361
BaseRepresentation
bin11011111100111110…
…110010101010011110
32212110201212102000101
4123330332302222132
5442432103411104
621442134451314
72111530555525
oct337476625236
985421772011
1030014122654
111180220a64a
125997803b3a
132aa429b2b9
14164a2834bc
15ba9eb85a4
hex6fcfb2a9e

30014122654 has 24 divisors (see below), whose sum is σ = 47613557808. Its totient is φ = 14187856320.

The previous prime is 30014122651. The next prime is 30014122657. The reversal of 30014122654 is 45622141003.

It is an interprime number because it is at equal distance from previous prime (30014122651) and next prime (30014122657).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30014122651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308934 + ... + 394294.

It is an arithmetic number, because the mean of its divisors is an integer number (1983898242).

Almost surely, 230014122654 is an apocalyptic number.

30014122654 is a deficient number, since it is larger than the sum of its proper divisors (17599435154).

30014122654 is a wasteful number, since it uses less digits than its factorization.

30014122654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85888 (or 85869 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 30014122654 its reverse (45622141003), we get a palindrome (75636263657).

The spelling of 30014122654 in words is "thirty billion, fourteen million, one hundred twenty-two thousand, six hundred fifty-four".

Divisors: 1 2 19 38 361 487 722 974 9253 18506 85361 170722 175807 351614 1621859 3243718 30815321 41570807 61630642 83141614 789845333 1579690666 15007061327 30014122654