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2009670270 = 235401316693
BaseRepresentation
bin111011111001001…
…0010001001111110
312012001112211100020
41313302102021332
513103433422040
6531230113010
7100541625666
oct16762221176
95161484306
102009670270
11941452023
1248104b766
13260481b0a
14150c951a6
15bb672cd0
hex77c9227e

2009670270 has 32 divisors (see below), whose sum is σ = 4824699552. Its totient is φ = 535746432.

The previous prime is 2009670259. The next prime is 2009670277. The reversal of 2009670270 is 720769002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2009670277) 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, 112044 + ... + 128736.

It is an arithmetic number, because the mean of its divisors is an integer number (150771861).

Almost surely, 22009670270 is an apocalyptic number.

2009670270 is an abundant number, since it is smaller than the sum of its proper divisors (2815029282).

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

2009670270 is a wasteful number, since it uses less digits than its factorization.

2009670270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20716.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 2009670270 is about 44829.3460804415. The cubic root of 2009670270 is about 1261.9484153240.

The spelling of 2009670270 in words is "two billion, nine million, six hundred seventy thousand, two hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 4013 8026 12039 16693 20065 24078 33386 40130 50079 60195 83465 100158 120390 166930 250395 500790 66989009 133978018 200967027 334945045 401934054 669890090 1004835135 2009670270