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2147089084 = 22776681753
BaseRepresentation
bin111111111111001…
…1111101010111100
312112122010102111221
41333332133222330
513344123322314
6553015323124
7104130645640
oct17776375274
95478112457
102147089084
11a01a80898
124bb0804a4
13282a9731a
14165226c20
15c8769824
hex7ff9fabc

2147089084 has 12 divisors (see below), whose sum is σ = 4294178224. Its totient is φ = 920181024.

The previous prime is 2147089073. The next prime is 2147089099. The reversal of 2147089084 is 4809807412.

2147089084 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2147089084.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38340849 + ... + 38340904.

Almost surely, 22147089084 is an apocalyptic number.

It is an amenable number.

2147089084 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2147089084 is a wasteful number, since it uses less digits than its factorization.

2147089084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76681764 (or 76681762 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 2147089084 is about 46336.6926312183. The cubic root of 2147089084 is about 1290.0801352378.

The spelling of 2147089084 in words is "two billion, one hundred forty-seven million, eighty-nine thousand, eighty-four".

Divisors: 1 2 4 7 14 28 76681753 153363506 306727012 536772271 1073544542 2147089084