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10248997 = 11931727
BaseRepresentation
bin100111000110…
…001100100101
3201021200222111
4213012030211
510110431442
61003401021
7153054313
oct47061445
921250874
1010248997
115870250
123523171
13217acc5
14150b0b3
15d76b17
hex9c6325

10248997 has 4 divisors (see below), whose sum is σ = 11180736. Its totient is φ = 9317260.

The previous prime is 10248991. The next prime is 10249009. The reversal of 10248997 is 79984201.

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.

It is a cyclic number.

It is not a de Polignac number, because 10248997 - 23 = 10248989 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 (10248991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465853 + ... + 465874.

It is an arithmetic number, because the mean of its divisors is an integer number (2795184).

Almost surely, 210248997 is an apocalyptic number.

It is an amenable number.

10248997 is a deficient number, since it is larger than the sum of its proper divisors (931739).

10248997 is an equidigital number, since it uses as much as digits as its factorization.

10248997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931738.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 10248997 is about 3201.4054726011. The cubic root of 10248997 is about 217.2169886672.

The spelling of 10248997 in words is "ten million, two hundred forty-eight thousand, nine hundred ninety-seven".

Divisors: 1 11 931727 10248997