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2012384087 = 735867009
BaseRepresentation
bin111011111110010…
…1000101101010111
312012020122200222222
41313330220231113
513110132242322
6531404212555
7100603661000
oct16774505527
95166580888
102012384087
11942a35a4a
12481b3a15b
13260bc211c
141513a01a7
15bba0be42
hex77f28b57

2012384087 has 8 divisors (see below), whose sum is σ = 2346804000. Its totient is φ = 1724900352.

The previous prime is 2012384041. The next prime is 2012384089. The reversal of 2012384087 is 7804832102.

It is not a de Polignac number, because 2012384087 - 228 = 1743948631 is a prime.

It is a super-2 number, since 2×20123840872 = 8099379427221647138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012384089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2933162 + ... + 2933847.

It is an arithmetic number, because the mean of its divisors is an integer number (293350500).

Almost surely, 22012384087 is an apocalyptic number.

2012384087 is a deficient number, since it is larger than the sum of its proper divisors (334419913).

2012384087 is an frugal number, since it uses more digits than its factorization.

2012384087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5867030 (or 5867016 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 2012384087 is about 44859.6041779238. The cubic root of 2012384087 is about 1262.5161961390.

The spelling of 2012384087 in words is "two billion, twelve million, three hundred eighty-four thousand, eighty-seven".

Divisors: 1 7 49 343 5867009 41069063 287483441 2012384087