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10079909 = 72515737
BaseRepresentation
bin100110011100…
…111010100101
3200222010000222
4212130322211
510040024114
61000014125
7151451330
oct46347245
920863028
1010079909
115765204
123461345
13211c058
1414a5617
15d4198e
hex99cea5

10079909 has 8 divisors (see below), whose sum is σ = 11567808. Its totient is φ = 8604000.

The previous prime is 10079903. The next prime is 10079917. The reversal of 10079909 is 90997001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10079909 - 28 = 10079653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10079903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1112 + ... + 4625.

It is an arithmetic number, because the mean of its divisors is an integer number (1445976).

Almost surely, 210079909 is an apocalyptic number.

It is an amenable number.

10079909 is a deficient number, since it is larger than the sum of its proper divisors (1487899).

10079909 is an equidigital number, since it uses as much as digits as its factorization.

10079909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5995.

The product of its (nonzero) digits is 5103, while the sum is 35.

The square root of 10079909 is about 3174.8872420922. The cubic root of 10079909 is about 216.0158095996.

The spelling of 10079909 in words is "ten million, seventy-nine thousand, nine hundred nine".

Divisors: 1 7 251 1757 5737 40159 1439987 10079909