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10387027 = 71483861
BaseRepresentation
bin100111100111…
…111001010011
3201112201022201
4213213321103
510124341102
61010344031
7154200610
oct47477123
921481281
1010387027
115954a22
12358b017
1321c8a91
141545507
15da2987
hex9e7e53

10387027 has 4 divisors (see below), whose sum is σ = 11870896. Its totient is φ = 8903160.

The previous prime is 10387001. The next prime is 10387031. The reversal of 10387027 is 72078301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72078301 = 97174231.

It is not a de Polignac number, because 10387027 - 219 = 9862739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10386986 and 10387004.

It is not an unprimeable number, because it can be changed into a prime (10387057) 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, 741924 + ... + 741937.

It is an arithmetic number, because the mean of its divisors is an integer number (2967724).

Almost surely, 210387027 is an apocalyptic number.

10387027 is a deficient number, since it is larger than the sum of its proper divisors (1483869).

10387027 is an equidigital number, since it uses as much as digits as its factorization.

10387027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483868.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 10387027 is about 3222.8910934129. The cubic root of 10387027 is about 218.1877783357.

The spelling of 10387027 in words is "ten million, three hundred eighty-seven thousand, twenty-seven".

Divisors: 1 7 1483861 10387027