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13027485 = 351018599
BaseRepresentation
bin110001101100…
…100010011101
3220111212100110
4301230202131
511313334420
61143120233
7215506002
oct61544235
926455313
1013027485
117398819
124443079
132911893
141a318a9
151224ee0
hexc6c89d

13027485 has 16 divisors (see below), whose sum is σ = 21052800. Its totient is φ = 6878400.

The previous prime is 13027477. The next prime is 13027489. The reversal of 13027485 is 58472031.

13027485 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13027485 - 23 = 13027477 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13027489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2785 + ... + 5814.

It is an arithmetic number, because the mean of its divisors is an integer number (1315800).

Almost surely, 213027485 is an apocalyptic number.

13027485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13027485 is a deficient number, since it is larger than the sum of its proper divisors (8025315).

13027485 is a wasteful number, since it uses less digits than its factorization.

13027485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8708.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 13027485 is about 3609.3607467251. The cubic root of 13027485 is about 235.2990609317.

The spelling of 13027485 in words is "thirteen million, twenty-seven thousand, four hundred eighty-five".

Divisors: 1 3 5 15 101 303 505 1515 8599 25797 42995 128985 868499 2605497 4342495 13027485