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224120012 = 221571672137
BaseRepresentation
bin11010101101111…
…00110011001100
3120121201110212012
431112330303030
5424333320022
634123400352
75360663054
oct1526746314
9517643765
10224120012
11105567756
12630830b8
1337580abc
1421aa0564
1514a20de2
hexd5bcccc

224120012 has 24 divisors (see below), whose sum is σ = 397257504. Its totient is φ = 110627712.

The previous prime is 224120011. The next prime is 224120021. The reversal of 224120012 is 210021422.

It is not an unprimeable number, because it can be changed into a prime (224120011) 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, 103808 + ... + 105944.

It is an arithmetic number, because the mean of its divisors is an integer number (16552396).

Almost surely, 2224120012 is an apocalyptic number.

It is an amenable number.

224120012 is a deficient number, since it is larger than the sum of its proper divisors (173137492).

224120012 is a wasteful number, since it uses less digits than its factorization.

224120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465 (or 2463 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 224120012 is about 14970.6383297440. The cubic root of 224120012 is about 607.4262354621.

Adding to 224120012 its reverse (210021422), we get a palindrome (434141434).

The spelling of 224120012 in words is "two hundred twenty-four million, one hundred twenty thousand, twelve".

Divisors: 1 2 4 157 167 314 334 628 668 2137 4274 8548 26219 52438 104876 335509 356879 671018 713758 1342036 1427516 56030003 112060006 224120012