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13995733 = 71197123
BaseRepresentation
bin110101011000…
…111011010101
3222100001112111
4311120323111
512040330413
61215551021
7226650613
oct65307325
928301474
1013995733
11799a224
12482b471
132b904cb
141c046b3
151366d3d
hexd58ed5

13995733 has 4 divisors (see below), whose sum is σ = 14192928. Its totient is φ = 13798540.

The previous prime is 13995727. The next prime is 13995757. The reversal of 13995733 is 33759931.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33759931 = 53096359.

It is a cyclic number.

It is not a de Polignac number, because 13995733 - 25 = 13995701 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 (13995433) 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, 98491 + ... + 98632.

It is an arithmetic number, because the mean of its divisors is an integer number (3548232).

Almost surely, 213995733 is an apocalyptic number.

It is an amenable number.

13995733 is a deficient number, since it is larger than the sum of its proper divisors (197195).

13995733 is an equidigital number, since it uses as much as digits as its factorization.

13995733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197194.

The product of its digits is 76545, while the sum is 40.

The square root of 13995733 is about 3741.0871414604. The cubic root of 13995733 is about 240.9897380317.

The spelling of 13995733 in words is "thirteen million, nine hundred ninety-five thousand, seven hundred thirty-three".

Divisors: 1 71 197123 13995733