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4508069 = 23196003
BaseRepresentation
bin10001001100100110100101
322111000220112
4101030212211
52123224234
6240342405
753214026
oct21144645
98430815
104508069
1125a9a85
121614a05
13c1abc7
14854c4d
155e0ace
hex44c9a5

4508069 has 4 divisors (see below), whose sum is σ = 4704096. Its totient is φ = 4312044.

The previous prime is 4508047. The next prime is 4508071. The reversal of 4508069 is 9608054.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9608054 = 24804027.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4508069 is a prime.

It is a super-2 number, since 2×45080692 = 40645372217522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4508029) 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, 97979 + ... + 98024.

It is an arithmetic number, because the mean of its divisors is an integer number (1176024).

Almost surely, 24508069 is an apocalyptic number.

It is an amenable number.

4508069 is a deficient number, since it is larger than the sum of its proper divisors (196027).

4508069 is a wasteful number, since it uses less digits than its factorization.

4508069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196026.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 4508069 is about 2123.2213732911. The cubic root of 4508069 is about 165.1949822301.

The spelling of 4508069 in words is "four million, five hundred eight thousand, sixty-nine".

Divisors: 1 23 196003 4508069