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13005772 = 2213673733
BaseRepresentation
bin110001100111…
…001111001100
3220110202120021
4301213033030
511312141042
61142431524
7215355463
oct61471714
926422507
1013005772
11738347a
1244325a4
132904a30
141a279da
15121d867
hexc673cc

13005772 has 24 divisors (see below), whose sum is σ = 24883376. Its totient is φ = 5911488.

The previous prime is 13005767. The next prime is 13005859. The reversal of 13005772 is 27750031.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1618 + ... + 5350.

Almost surely, 213005772 is an apocalyptic number.

It is an amenable number.

13005772 is a deficient number, since it is larger than the sum of its proper divisors (11877604).

13005772 is a wasteful number, since it uses less digits than its factorization.

13005772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3817 (or 3815 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 13005772 is about 3606.3516190189. The cubic root of 13005772 is about 235.1682633764.

The spelling of 13005772 in words is "thirteen million, five thousand, seven hundred seventy-two".