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28672483814 = 2138719126481
BaseRepresentation
bin11010101101000000…
…110110000111100110
32202000020100002111222
4122231000312013212
5432210123440224
621101050500342
72033350043162
oct325500660746
982006302458
1028672483814
1111183962517
1256824346b2
13291c344870
141560003ca2
15b2c300b5e
hex6ad0361e6

28672483814 has 16 divisors (see below), whose sum is σ = 46322767680. Its totient is φ = 13231831680.

The previous prime is 28672483799. The next prime is 28672483817. The reversal of 28672483814 is 41838427682.

It is a super-2 number, since 2×286724838142 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28672483817) 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, 163454 + ... + 289934.

It is an arithmetic number, because the mean of its divisors is an integer number (2895172980).

Almost surely, 228672483814 is an apocalyptic number.

28672483814 is a deficient number, since it is larger than the sum of its proper divisors (17650283866).

28672483814 is a wasteful number, since it uses less digits than its factorization.

28672483814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135215.

The product of its digits is 4128768, while the sum is 53.

The spelling of 28672483814 in words is "twenty-eight billion, six hundred seventy-two million, four hundred eighty-three thousand, eight hundred fourteen".

Divisors: 1 2 13 26 8719 17438 113347 126481 226694 252962 1644253 3288506 1102787839 2205575678 14336241907 28672483814