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2130682147 = 111257715401
BaseRepresentation
bin111111011111111…
…1010000100100011
312111111020212102121
41332333322010203
513330423312042
6551231525111
7103541333206
oct17677720443
95444225377
102130682147
119a3795040
124b5689797
1327c571489
14162d9593d
15c70c8367
hex7effa123

2130682147 has 8 divisors (see below), whose sum is σ = 2324716272. Its totient is φ = 1936704000.

The previous prime is 2130682129. The next prime is 2130682153. The reversal of 2130682147 is 7412860312.

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

It is not a de Polignac number, because 2130682147 - 227 = 1996464419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2130682117) 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, 130647 + ... + 146047.

It is an arithmetic number, because the mean of its divisors is an integer number (290589534).

Almost surely, 22130682147 is an apocalyptic number.

2130682147 is a deficient number, since it is larger than the sum of its proper divisors (194034125).

2130682147 is a wasteful number, since it uses less digits than its factorization.

2130682147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27989.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 2130682147 is about 46159.3126790250. The cubic root of 2130682147 is about 1286.7856891948.

The spelling of 2130682147 in words is "two billion, one hundred thirty million, six hundred eighty-two thousand, one hundred forty-seven".

Divisors: 1 11 12577 15401 138347 169411 193698377 2130682147