Search a number
-
+
28060672135 = 5115117472791
BaseRepresentation
bin11010001000100010…
…111110000010000111
32200102121002211200011
4122020202332002013
5424432013002020
620520233331051
72012240530516
oct321042760207
980377084604
1028060672135
111099a577331
125531566a87
132852671912
141502a6467d
15ae374d35a
hex6888be087

28060672135 has 16 divisors (see below), whose sum is σ = 33733435392. Its totient is φ = 22408164000.

The previous prime is 28060672103. The next prime is 28060672151. The reversal of 28060672135 is 53127606082.

It is not a de Polignac number, because 28060672135 - 25 = 28060672103 is a prime.

It is a super-3 number, since 3×280606721353 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10052590 + ... + 10055380.

It is an arithmetic number, because the mean of its divisors is an integer number (2108339712).

Almost surely, 228060672135 is an apocalyptic number.

28060672135 is a deficient number, since it is larger than the sum of its proper divisors (5672763257).

28060672135 is a wasteful number, since it uses less digits than its factorization.

28060672135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5694.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 28060672135 in words is "twenty-eight billion, sixty million, six hundred seventy-two thousand, one hundred thirty-five".

Divisors: 1 5 1151 1747 2791 5755 8735 13955 2010797 3212441 4875877 10053985 16062205 24379385 5612134427 28060672135