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14839418 = 21119131271
BaseRepresentation
bin111000100110…
…111001111010
31000220220212002
4320212321322
512244330133
61250021002
7240063416
oct70467172
930826762
1014839418
118416090
124b77762
1330c7529
141d83d46
151481ce8
hexe26e7a

14839418 has 32 divisors (see below), whose sum is σ = 25850880. Its totient is φ = 6318000.

The previous prime is 14839411. The next prime is 14839423. The reversal of 14839418 is 81493841.

It is a super-5 number, since 5×148394185 (a number of 37 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14839411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54623 + ... + 54893.

It is an arithmetic number, because the mean of its divisors is an integer number (807840).

Almost surely, 214839418 is an apocalyptic number.

14839418 is a deficient number, since it is larger than the sum of its proper divisors (11011462).

14839418 is a wasteful number, since it uses less digits than its factorization.

With its successor (14839419) it forms an eRAP, since the sums of their prime factors are consecutive (434 and 435).

14839418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434.

The product of its digits is 27648, while the sum is 38.

The square root of 14839418 is about 3852.1965162748. The cubic root of 14839418 is about 245.7379830798.

It can be divided in two parts, 1483 and 9418, that added together give a palindrome (10901).

The spelling of 14839418 in words is "fourteen million, eight hundred thirty-nine thousand, four hundred eighteen".

Divisors: 1 2 11 19 22 38 131 209 262 271 418 542 1441 2489 2882 2981 4978 5149 5962 10298 27379 35501 54758 56639 71002 113278 390511 674519 781022 1349038 7419709 14839418