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27468299999 = 7223191127607
BaseRepresentation
bin11001100101001111…
…001111111011011111
32121220022110012212102
4121211033033323133
5422223341044444
620341352555315
71661455461200
oct314517177337
977808405772
1027468299999
1110716159388
1253a70b2b3b
132789a16c6a
1414881055a7
15aab73a84e
hex6653cfedf

27468299999 has 24 divisors (see below), whose sum is σ = 33517006848. Its totient is φ = 22402509360.

The previous prime is 27468299987. The next prime is 27468300023. The reversal of 27468299999 is 99999286472.

It is not a de Polignac number, because 27468299999 - 212 = 27468295903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27468299909) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151454 + ... + 279060.

It is an arithmetic number, because the mean of its divisors is an integer number (1396541952).

Almost surely, 227468299999 is an apocalyptic number.

27468299999 is a deficient number, since it is larger than the sum of its proper divisors (6048706849).

27468299999 is a wasteful number, since it uses less digits than its factorization.

27468299999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127835 (or 127828 counting only the distinct ones).

The product of its digits is 317447424, while the sum is 74.

The spelling of 27468299999 in words is "twenty-seven billion, four hundred sixty-eight million, two hundred ninety-nine thousand, nine hundred ninety-nine".

Divisors: 1 7 23 49 161 191 1127 1337 4393 9359 30751 127607 215257 893249 2934961 6252743 20544727 24372937 143813089 170610559 560577551 1194273913 3924042857 27468299999