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6468369 = 32156123
BaseRepresentation
bin11000101011001100010001
3110011121221020
4120223030101
53123441434
6350350053
7105660135
oct30531421
913147836
106468369
113718866
1221bb329
13145624b
14c053c5
1587b849
hex62b311

6468369 has 4 divisors (see below), whose sum is σ = 8624496. Its totient is φ = 4312244.

The previous prime is 6468349. The next prime is 6468373. The reversal of 6468369 is 9638646.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6468369 - 212 = 6464273 is a prime.

It is a super-2 number, since 2×64683692 = 83679595040322, which contains 22 as substring.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 6468369.

It is not an unprimeable number, because it can be changed into a prime (6468349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1078059 + ... + 1078064.

It is an arithmetic number, because the mean of its divisors is an integer number (2156124).

Almost surely, 26468369 is an apocalyptic number.

It is an amenable number.

6468369 is a deficient number, since it is larger than the sum of its proper divisors (2156127).

6468369 is a wasteful number, since it uses less digits than its factorization.

6468369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156126.

The product of its digits is 186624, while the sum is 42.

The square root of 6468369 is about 2543.2988420553. The cubic root of 6468369 is about 186.3223396608.

The spelling of 6468369 in words is "six million, four hundred sixty-eight thousand, three hundred sixty-nine".

Divisors: 1 3 2156123 6468369