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13052073 = 317255923
BaseRepresentation
bin110001110010…
…100010101001
3220120010002010
4301302202221
511320131243
61143430133
7215640456
oct61624251
926503063
1013052073
117405241
124455349
13291cb28
141a3a82d
15122c433
hexc728a9

13052073 has 8 divisors (see below), whose sum is σ = 18426528. Its totient is φ = 8189504.

The previous prime is 13052071. The next prime is 13052077. The reversal of 13052073 is 37025031.

It is a happy number.

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 13052073 - 21 = 13052071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13052071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127911 + ... + 128012.

It is an arithmetic number, because the mean of its divisors is an integer number (2303316).

Almost surely, 213052073 is an apocalyptic number.

It is an amenable number.

13052073 is a deficient number, since it is larger than the sum of its proper divisors (5374455).

13052073 is a wasteful number, since it uses less digits than its factorization.

13052073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255943.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 13052073 is about 3612.7652843771. The cubic root of 13052073 is about 235.4470019262.

The spelling of 13052073 in words is "thirteen million, fifty-two thousand, seventy-three".

Divisors: 1 3 17 51 255923 767769 4350691 13052073