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13052369 = 1110511129
BaseRepresentation
bin110001110010…
…100111010001
3220120010111002
4301302213101
511320133434
61143431345
7215641361
oct61624721
926503432
1013052369
117405490
124455555
13291ccc5
141a3a9a1
15122c57e
hexc729d1

13052369 has 8 divisors (see below), whose sum is σ = 14265120. Its totient is φ = 11844000.

The previous prime is 13052341. The next prime is 13052383. The reversal of 13052369 is 96325031.

13052369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13052369 - 28 = 13052113 is a prime.

It is a super-2 number, since 2×130523692 = 340728673024322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 12.

It is a zygodrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (13052329) 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, 10997 + ... + 12125.

It is an arithmetic number, because the mean of its divisors is an integer number (1783140).

Almost surely, 213052369 is an apocalyptic number.

It is an amenable number.

13052369 is a deficient number, since it is larger than the sum of its proper divisors (1212751).

13052369 is a wasteful number, since it uses less digits than its factorization.

13052369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2191.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 13052369 is about 3612.8062499946. The cubic root of 13052369 is about 235.4487817657.

The spelling of 13052369 in words is "thirteen million, fifty-two thousand, three hundred sixty-nine".

Divisors: 1 11 1051 1129 11561 12419 1186579 13052369