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14515242345 = 3251718974173
BaseRepresentation
bin11011000010010110…
…10000010101101001
31101110120222201012100
431201023100111221
5214211400223340
610400200004013
71022462344542
oct154113202551
941416881170
1014515242345
11617952645a
122991160609
1314a429c9c6
149b9ab94c9
1559e4ac830
hex3612d0569

14515242345 has 24 divisors (see below), whose sum is σ = 26639740296. Its totient is φ = 7286082048.

The previous prime is 14515242319. The next prime is 14515242367. The reversal of 14515242345 is 54324251541.

14515242345 is a `hidden beast` number, since 1 + 45 + 152 + 423 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3247632144 + 11267610201 = 56988^2 + 106149^2 .

It is not a de Polignac number, because 14515242345 - 28 = 14515242089 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9486322 + ... + 9487851.

It is an arithmetic number, because the mean of its divisors is an integer number (1109989179).

Almost surely, 214515242345 is an apocalyptic number.

14515242345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14515242345 is a deficient number, since it is larger than the sum of its proper divisors (12124497951).

14515242345 is a wasteful number, since it uses less digits than its factorization.

14515242345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18974201 (or 18974198 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

Adding to 14515242345 its reverse (54324251541), we get a palindrome (68839493886).

The spelling of 14515242345 in words is "fourteen billion, five hundred fifteen million, two hundred forty-two thousand, three hundred forty-five".

Divisors: 1 3 5 9 15 17 45 51 85 153 255 765 18974173 56922519 94870865 170767557 284612595 322560941 853837785 967682823 1612804705 2903048469 4838414115 14515242345