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8093985 = 352412239
BaseRepresentation
bin11110111000000100100001
3120020012212020
4132320010201
54033001420
6445252053
7125540424
oct36700441
916205766
108093985
114629149
122864029
1318a5153
1411099bb
15a9d340
hex7b8121

8093985 has 16 divisors (see below), whose sum is σ = 13009920. Its totient is φ = 4296960.

The previous prime is 8093983. The next prime is 8093993. The reversal of 8093985 is 5893908.

It is not a de Polignac number, because 8093985 - 21 = 8093983 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8093983) 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, 2496 + ... + 4734.

It is an arithmetic number, because the mean of its divisors is an integer number (813120).

Almost surely, 28093985 is an apocalyptic number.

It is an amenable number.

8093985 is a deficient number, since it is larger than the sum of its proper divisors (4915935).

8093985 is a wasteful number, since it uses less digits than its factorization.

8093985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 8093985 is about 2844.9929701143. The cubic root of 8093985 is about 200.7801611194.

The spelling of 8093985 in words is "eight million, ninety-three thousand, nine hundred eighty-five".

Divisors: 1 3 5 15 241 723 1205 2239 3615 6717 11195 33585 539599 1618797 2697995 8093985