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5069569 = 13138699
BaseRepresentation
bin10011010101101100000001
3100112120010211
4103111230001
52244211234
6300354121
761043041
oct23255401
910476124
105069569
11295292a
121845941
13108665b
1495d721
156a2164
hex4d5b01

5069569 has 4 divisors (see below), whose sum is σ = 5108400. Its totient is φ = 5030740.

The previous prime is 5069567. The next prime is 5069573. The reversal of 5069569 is 9659605.

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: 9659605 = 51931921.

It is a cyclic number.

It is not a de Polignac number, because 5069569 - 21 = 5069567 is a prime.

It is a super-2 number, since 2×50695692 = 51401059691522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5069563) 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, 19219 + ... + 19480.

It is an arithmetic number, because the mean of its divisors is an integer number (1277100).

Almost surely, 25069569 is an apocalyptic number.

It is an amenable number.

5069569 is a deficient number, since it is larger than the sum of its proper divisors (38831).

5069569 is a wasteful number, since it uses less digits than its factorization.

5069569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38830.

The product of its (nonzero) digits is 72900, while the sum is 40.

The square root of 5069569 is about 2251.5703408954. The cubic root of 5069569 is about 171.7870200521.

The spelling of 5069569 in words is "five million, sixty-nine thousand, five hundred sixty-nine".

Divisors: 1 131 38699 5069569