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13914235 = 52782847
BaseRepresentation
bin110101000101…
…000001111011
3222011220202001
4311011001323
512030223420
61214121431
7226161166
oct65050173
928156661
1013914235
117943a75
1247b0277
132b6239a
141bc2add
15134cb0a
hexd4507b

13914235 has 4 divisors (see below), whose sum is σ = 16697088. Its totient is φ = 11131384.

The previous prime is 13914233. The next prime is 13914239. The reversal of 13914235 is 53241931.

13914235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53241931 = 353150827.

It is a cyclic number.

It is not a de Polignac number, because 13914235 - 21 = 13914233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13914233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1391419 + ... + 1391428.

It is an arithmetic number, because the mean of its divisors is an integer number (4174272).

Almost surely, 213914235 is an apocalyptic number.

13914235 is a deficient number, since it is larger than the sum of its proper divisors (2782853).

13914235 is an equidigital number, since it uses as much as digits as its factorization.

13914235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782852.

The product of its digits is 3240, while the sum is 28.

The square root of 13914235 is about 3730.1789501309. The cubic root of 13914235 is about 240.5210611985.

The spelling of 13914235 in words is "thirteen million, nine hundred fourteen thousand, two hundred thirty-five".

Divisors: 1 5 2782847 13914235