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5085815 = 57331439
BaseRepresentation
bin10011011001101001110111
3100120101102112
4103121221313
52300221230
6301001235
761141310
oct23315167
910511375
105085815
112964059
12185321b
131090b77
14965607
156a6d95
hex4d9a77

5085815 has 16 divisors (see below), whose sum is σ = 7011840. Its totient is φ = 3468960.

The previous prime is 5085809. The next prime is 5085841. The reversal of 5085815 is 5185805.

It is not a de Polignac number, because 5085815 - 212 = 5081719 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, 11366 + ... + 11804.

It is an arithmetic number, because the mean of its divisors is an integer number (438240).

Almost surely, 25085815 is an apocalyptic number.

5085815 is a deficient number, since it is larger than the sum of its proper divisors (1926025).

5085815 is a wasteful number, since it uses less digits than its factorization.

5085815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782.

The product of its (nonzero) digits is 8000, while the sum is 32.

The square root of 5085815 is about 2255.1751594943. The cubic root of 5085815 is about 171.9703279444.

The spelling of 5085815 in words is "five million, eighty-five thousand, eight hundred fifteen".

Divisors: 1 5 7 35 331 439 1655 2195 2317 3073 11585 15365 145309 726545 1017163 5085815