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10042727 = 19935039
BaseRepresentation
bin100110010011…
…110101100111
3200220020000212
4212103311213
510032331402
6555130035
7151235042
oct46236547
920806025
1010042727
11573a282
12344391b
132108156
141495c59
15d35952
hex993d67

10042727 has 4 divisors (see below), whose sum is σ = 10049760. Its totient is φ = 10035696.

The previous prime is 10042723. The next prime is 10042741. The reversal of 10042727 is 72724001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10042727 - 22 = 10042723 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 (10042723) 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, 527 + ... + 4512.

It is an arithmetic number, because the mean of its divisors is an integer number (2512440).

Almost surely, 210042727 is an apocalyptic number.

10042727 is a deficient number, since it is larger than the sum of its proper divisors (7033).

10042727 is an equidigital number, since it uses as much as digits as its factorization.

10042727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7032.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 10042727 is about 3169.0261911193. The cubic root of 10042727 is about 215.7498747933.

Adding to 10042727 its reverse (72724001), we get a palindrome (82766728).

The spelling of 10042727 in words is "ten million, forty-two thousand, seven hundred twenty-seven".

Divisors: 1 1993 5039 10042727