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12057799 = 131948817
BaseRepresentation
bin101101111111…
…110011000111
3211200121012011
4231333303013
511041322144
61110235051
7204326635
oct55776307
924617164
1012057799
116896226
124055a87
1326623c0
14185c355
1510d2a34
hexb7fcc7

12057799 has 8 divisors (see below), whose sum is σ = 13669040. Its totient is φ = 10544256.

The previous prime is 12057797. The next prime is 12057817. The reversal of 12057799 is 99775021.

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 12057799 - 21 = 12057797 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 (12057797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24162 + ... + 24655.

It is an arithmetic number, because the mean of its divisors is an integer number (1708630).

Almost surely, 212057799 is an apocalyptic number.

12057799 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

12057799 is a deficient number, since it is larger than the sum of its proper divisors (1611241).

12057799 is a wasteful number, since it uses less digits than its factorization.

12057799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48849.

The product of its (nonzero) digits is 39690, while the sum is 40.

The square root of 12057799 is about 3472.4341606429. The cubic root of 12057799 is about 229.3098340372.

The spelling of 12057799 in words is "twelve million, fifty-seven thousand, seven hundred ninety-nine".

Divisors: 1 13 19 247 48817 634621 927523 12057799