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30886479014 = 215443239507
BaseRepresentation
bin11100110000111110…
…100100010010100110
32221201112100200222012
4130300332210102212
51001223414312024
622104500234222
72142252511526
oct346076442246
987645320865
1030886479014
111210a680916
125b9b99b972
132bb2c363b1
1416d0085686
15c0b88450e
hex730fa44a6

30886479014 has 4 divisors (see below), whose sum is σ = 46329718524. Its totient is φ = 15443239506.

The previous prime is 30886478927. The next prime is 30886479017. The reversal of 30886479014 is 41097468803.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41097468803 = 58077077229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30886479017) 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 as a sum of consecutive naturals, namely, 7721619752 + ... + 7721619755.

It is an arithmetic number, because the mean of its divisors is an integer number (11582429631).

Almost surely, 230886479014 is an apocalyptic number.

30886479014 is a deficient number, since it is larger than the sum of its proper divisors (15443239510).

30886479014 is a wasteful number, since it uses less digits than its factorization.

30886479014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15443239509.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 30886479014 in words is "thirty billion, eight hundred eighty-six million, four hundred seventy-nine thousand, fourteen".

Divisors: 1 2 15443239507 30886479014