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12722094290 = 251966958391
BaseRepresentation
bin10111101100100101…
…11100000011010010
31012211121212100111102
423312102330003102
5202023324004130
65502222344402
7630160005623
oct136622740322
935747770442
1012722094290
115439321814
12257072b102
13127993b659
148898a7a4a
154e6d59645
hex2f64bc0d2

12722094290 has 16 divisors (see below), whose sum is σ = 24105021120. Its totient is φ = 4821004080.

The previous prime is 12722094263. The next prime is 12722094311. The reversal of 12722094290 is 9249022721.

12722094290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33479006 + ... + 33479385.

It is an arithmetic number, because the mean of its divisors is an integer number (1506563820).

Almost surely, 212722094290 is an apocalyptic number.

12722094290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12722094290 is a deficient number, since it is larger than the sum of its proper divisors (11382926830).

12722094290 is a wasteful number, since it uses less digits than its factorization.

12722094290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66958417.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 12722094290 in words is "twelve billion, seven hundred twenty-two million, ninety-four thousand, two hundred ninety".

Divisors: 1 2 5 10 19 38 95 190 66958391 133916782 334791955 669583910 1272209429 2544418858 6361047145 12722094290