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2096915281 = 67290310781
BaseRepresentation
bin111110011111100…
…0110001101010001
312102010201022222221
41330333012031101
513243302242111
6544024101041
7102651325426
oct17477061521
95363638887
102096915281
1198672153a
124a6304781
1327557aa96
1415c6c5d4d
15c4158371
hex7cfc6351

2096915281 has 8 divisors (see below), whose sum is σ = 2129143104. Its totient is φ = 2064714960.

The previous prime is 2096915239. The next prime is 2096915329. The reversal of 2096915281 is 1825196902.

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 2096915281 - 27 = 2096915153 is a prime.

It is a super-2 number, since 2×20969152812 = 8794107391382617922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2096913281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189111 + ... + 199891.

It is an arithmetic number, because the mean of its divisors is an integer number (266142888).

Almost surely, 22096915281 is an apocalyptic number.

It is an amenable number.

2096915281 is a deficient number, since it is larger than the sum of its proper divisors (32227823).

2096915281 is a wasteful number, since it uses less digits than its factorization.

2096915281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13751.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 2096915281 is about 45792.0875370407. The cubic root of 2096915281 is about 1279.9518375840.

The spelling of 2096915281 in words is "two billion, ninety-six million, nine hundred fifteen thousand, two hundred eighty-one".

Divisors: 1 67 2903 10781 194501 722327 31297243 2096915281