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7985027 = 21133779
BaseRepresentation
bin11110011101011110000011
3120000200101202
4132131132003
54021010102
6443051415
7124604651
oct36353603
916020352
107985027
1145642a6
122810b6b
13186768b
1410bbdd1
15a7ae02
hex79d783

7985027 has 4 divisors (see below), whose sum is σ = 7990920. Its totient is φ = 7979136.

The previous prime is 7985023. The next prime is 7985039. The reversal of 7985027 is 7205897.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 7985027 - 22 = 7985023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7985023) 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, 224 + ... + 4002.

It is an arithmetic number, because the mean of its divisors is an integer number (1997730).

Almost surely, 27985027 is an apocalyptic number.

7985027 is a deficient number, since it is larger than the sum of its proper divisors (5893).

7985027 is a wasteful number, since it uses less digits than its factorization.

7985027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5892.

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 7985027 is about 2825.7790076367. The cubic root of 7985027 is about 199.8751470750.

The spelling of 7985027 in words is "seven million, nine hundred eighty-five thousand, twenty-seven".

Divisors: 1 2113 3779 7985027