Search a number
-
+
23086675205 = 5117989227263
BaseRepresentation
bin10101100000000100…
…101011010100000101
32012120221122121121122
4111200010223110011
5334240142101310
614334511323325
71445052333656
oct254004532405
965527577548
1023086675205
11987790a870
124583820545
13223c018979
14119021152d
15901c31555
hex56012b505

23086675205 has 64 divisors (see below), whose sum is σ = 31203532800. Its totient is φ = 16257246720.

The previous prime is 23086675159. The next prime is 23086675207. The reversal of 23086675205 is 50257668032.

It is not a de Polignac number, because 23086675205 - 216 = 23086609669 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23086675207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87781904 + ... + 87782166.

It is an arithmetic number, because the mean of its divisors is an integer number (487555200).

Almost surely, 223086675205 is an apocalyptic number.

It is an amenable number.

23086675205 is a deficient number, since it is larger than the sum of its proper divisors (8116857595).

23086675205 is a wasteful number, since it uses less digits than its factorization.

23086675205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its (nonzero) digits is 604800, while the sum is 44.

Adding to 23086675205 its sum of digits (44), we get a square (23086675249 = 1519432).

The spelling of 23086675205 in words is "twenty-three billion, eighty-six million, six hundred seventy-five thousand, two hundred five".

Divisors: 1 5 11 55 79 89 227 263 395 445 869 979 1135 1315 2497 2893 4345 4895 7031 12485 14465 17933 20203 20777 23407 35155 59701 77341 89665 101015 103885 117035 197263 222233 228547 257477 298505 386705 656711 986315 1111165 1142735 1287385 1596037 1849153 3283555 4716379 5313389 7980185 9245765 17556407 20340683 23581895 26566945 51880169 58447279 87782035 101703415 259400845 292236395 419757731 2098788655 4617335041 23086675205