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2109079914 = 231918500701
BaseRepresentation
bin111110110110110…
…0000000101101010
312102222121100201220
41331231200011222
513304411024124
6545140522510
7103156612014
oct17555400552
95388540656
102109079914
1199257aa57
124aa3b0436
13277c499a6
141601711b4
15c525c879
hex7db6016a

2109079914 has 16 divisors (see below), whose sum is σ = 4440168480. Its totient is φ = 666025200.

The previous prime is 2109079871. The next prime is 2109079949. The reversal of 2109079914 is 4199709012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9250237 + ... + 9250464.

It is an arithmetic number, because the mean of its divisors is an integer number (277510530).

Almost surely, 22109079914 is an apocalyptic number.

2109079914 is an abundant number, since it is smaller than the sum of its proper divisors (2331088566).

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

2109079914 is a wasteful number, since it uses less digits than its factorization.

2109079914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18500725.

The product of its (nonzero) digits is 40824, while the sum is 42.

The square root of 2109079914 is about 45924.7200753581. The cubic root of 2109079914 is about 1282.4221539638.

The spelling of 2109079914 in words is "two billion, one hundred nine million, seventy-nine thousand, nine hundred fourteen".

Divisors: 1 2 3 6 19 38 57 114 18500701 37001402 55502103 111004206 351513319 703026638 1054539957 2109079914