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12068899 = 131181509
BaseRepresentation
bin101110000010…
…100000100011
3211201011102021
4232002200203
511042201044
61110402311
7204404203
oct56024043
924634367
1012068899
1168a35a7
124060397
13266747b
141862403
1510d5e84
hexb82823

12068899 has 8 divisors (see below), whose sum is σ = 12252240. Its totient is φ = 11887200.

The previous prime is 12068891. The next prime is 12068921. The reversal of 12068899 is 99886021.

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 12068899 - 23 = 12068891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12068891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23457 + ... + 23965.

It is an arithmetic number, because the mean of its divisors is an integer number (1531530).

Almost surely, 212068899 is an apocalyptic number.

12068899 is a deficient number, since it is larger than the sum of its proper divisors (183341).

12068899 is a wasteful number, since it uses less digits than its factorization.

12068899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 12068899 is about 3474.0320954188. The cubic root of 12068899 is about 229.3801774032.

The spelling of 12068899 in words is "twelve million, sixty-eight thousand, eight hundred ninety-nine".

Divisors: 1 131 181 509 23711 66679 92129 12068899