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2106280297 = 111711263531
BaseRepresentation
bin111110110001011…
…0100100101101001
312102210100010101101
41331202310211221
513303201432142
6545000521401
7103124041612
oct17542644551
95383303341
102106280297
11990a38620
124a9480261
132774a9604
1415da42c09
15c4da80b7
hex7d8b4969

2106280297 has 8 divisors (see below), whose sum is σ = 2432922912. Its totient is φ = 1802164800.

The previous prime is 2106280279. The next prime is 2106280303. The reversal of 2106280297 is 7920826012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2106280297 - 211 = 2106278249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2106280597) by changing a digit.

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, 5631579 + ... + 5631952.

It is an arithmetic number, because the mean of its divisors is an integer number (304115364).

Almost surely, 22106280297 is an apocalyptic number.

It is an amenable number.

2106280297 is a deficient number, since it is larger than the sum of its proper divisors (326642615).

2106280297 is a wasteful number, since it uses less digits than its factorization.

2106280297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11263559.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 2106280297 is about 45894.2294520782. The cubic root of 2106280297 is about 1281.8544687203.

The spelling of 2106280297 in words is "two billion, one hundred six million, two hundred eighty thousand, two hundred ninety-seven".

Divisors: 1 11 17 187 11263531 123898841 191480027 2106280297