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7089485 = 513293761
BaseRepresentation
bin11011000010110101001101
3111100011221112
4123002311031
53303330420
6411541405
7114155024
oct33026515
914304845
107089485
114002487
12245a865
131612b80
14d278bb
159508c5
hex6c2d4d

7089485 has 16 divisors (see below), whose sum is σ = 9480240. Its totient is φ = 5053440.

The previous prime is 7089463. The next prime is 7089517. The reversal of 7089485 is 5849807.

It can be written as a sum of positive squares in 8 ways, for example, as 546121 + 6543364 = 739^2 + 2558^2 .

It is not a de Polignac number, because 7089485 - 210 = 7088461 is a prime.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5 + ... + 3765.

It is an arithmetic number, because the mean of its divisors is an integer number (592515).

Almost surely, 27089485 is an apocalyptic number.

It is an amenable number.

7089485 is a deficient number, since it is larger than the sum of its proper divisors (2390755).

7089485 is a wasteful number, since it uses less digits than its factorization.

7089485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3808.

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 7089485 is about 2662.6086832278. The cubic root of 7089485 is about 192.1048056996.

The spelling of 7089485 in words is "seven million, eighty-nine thousand, four hundred eighty-five".

Divisors: 1 5 13 29 65 145 377 1885 3761 18805 48893 109069 244465 545345 1417897 7089485