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14240811 = 3133111779
BaseRepresentation
bin110110010100…
…110000101011
3222210111201110
4312110300223
512121201221
61225121403
7232021254
oct66246053
928714643
1014240811
118047372
124929263
132c47c20
141c69b2b
1513b4776
hexd94c2b

14240811 has 16 divisors (see below), whose sum is σ = 21109760. Its totient is φ = 8480160.

The previous prime is 14240803. The next prime is 14240813. The reversal of 14240811 is 11804241.

It is a happy number.

14240811 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14240811 - 23 = 14240803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14240813) 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, 4681 + ... + 7098.

It is an arithmetic number, because the mean of its divisors is an integer number (1319360).

Almost surely, 214240811 is an apocalyptic number.

14240811 is a deficient number, since it is larger than the sum of its proper divisors (6868949).

14240811 is a wasteful number, since it uses less digits than its factorization.

14240811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11826.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 14240811 is about 3773.6999085778. The cubic root of 14240811 is about 242.3882561651.

It can be divided in two parts, 14240 and 811, that added together give a palindrome (15051).

The spelling of 14240811 in words is "fourteen million, two hundred forty thousand, eight hundred eleven".

Divisors: 1 3 13 31 39 93 403 1209 11779 35337 153127 365149 459381 1095447 4746937 14240811