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12057099 = 313612953
BaseRepresentation
bin101101111111…
…101000001011
3211200120020020
4231333220023
511041311344
61110231523
7204324615
oct55775013
924616206
1012057099
11689574a
1240555a3
132661ca2
14185bdb5
1510d2719
hexb7fa0b

12057099 has 8 divisors (see below), whose sum is σ = 16093392. Its totient is φ = 8029440.

The previous prime is 12057091. The next prime is 12057103. The reversal of 12057099 is 99075021.

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

It is not a de Polignac number, because 12057099 - 23 = 12057091 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (12057091) 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, 2607 + ... + 5559.

It is an arithmetic number, because the mean of its divisors is an integer number (2011674).

Almost surely, 212057099 is an apocalyptic number.

12057099 is a deficient number, since it is larger than the sum of its proper divisors (4036293).

12057099 is a wasteful number, since it uses less digits than its factorization.

12057099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317.

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 12057099 is about 3472.3333653323. Note that the first 4 decimals coincide. The cubic root of 12057099 is about 229.3053965222.

The spelling of 12057099 in words is "twelve million, fifty-seven thousand, ninety-nine".

Divisors: 1 3 1361 2953 4083 8859 4019033 12057099