Search a number
12022402 = 271945197
BaseRepresentation
bin101101110111…
…001010000010
3211121210122011
4231313022002
511034204102
61105403134
7204121510
oct55671202
924553564
1012022402
116871677
1240394aa
13264c262
14184d4b0
1510c72d7
hexb77282

12022402 has 16 divisors (see below), whose sum is σ = 21695040. Its totient is φ = 4881168.

The previous prime is 12022397. The next prime is 12022411. The reversal of 12022402 is 20422021.

12022402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22333 + ... + 22864.

It is an arithmetic number, because the mean of its divisors is an integer number (1355940).

Almost surely, 212022402 is an apocalyptic number.

12022402 is a deficient number, since it is larger than the sum of its proper divisors (9672638).

12022402 is a wasteful number, since it uses less digits than its factorization.

12022402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45225.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 12022402 is about 3467.3335576492. Note that the first 3 decimals coincide. The cubic root of 12022402 is about 229.0852259961.

Adding to 12022402 its reverse (20422021), we get a palindrome (32444423).

It can be divided in two parts, 120 and 22402, that added together give a palindrome (22522).

The spelling of 12022402 in words is "twelve million, twenty-two thousand, four hundred two".