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12359972 = 223089993
BaseRepresentation
bin101111001001…
…100100100100
3212020221200202
4233021210210
511131004342
61120530032
7210025622
oct57114444
925227622
1012359972
116a82259
124180918
132739ac1
1418da512
151142332
hexbc9924

12359972 has 6 divisors (see below), whose sum is σ = 21629958. Its totient is φ = 6179984.

The previous prime is 12359957. The next prime is 12359987. The reversal of 12359972 is 27995321.

It is an interprime number because it is at equal distance from previous prime (12359957) and next prime (12359987).

It can be written as a sum of positive squares in only one way, i.e., 6522916 + 5837056 = 2554^2 + 2416^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1544993 + ... + 1545000.

It is an arithmetic number, because the mean of its divisors is an integer number (3604993).

Almost surely, 212359972 is an apocalyptic number.

It is an amenable number.

12359972 is a deficient number, since it is larger than the sum of its proper divisors (9269986).

12359972 is a wasteful number, since it uses less digits than its factorization.

12359972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3089997 (or 3089995 counting only the distinct ones).

The product of its digits is 34020, while the sum is 38.

The square root of 12359972 is about 3515.6751840863. The cubic root of 12359972 is about 231.2095822228.

It can be divided in two parts, 12359 and 972, that added together give a palindrome (13331).

The spelling of 12359972 in words is "twelve million, three hundred fifty-nine thousand, nine hundred seventy-two".

Divisors: 1 2 4 3089993 6179986 12359972