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2830807499 = 131091997747
BaseRepresentation
bin1010100010111010…
…1011000111001011
321022021122220212012
42220232223013023
521244141314444
61144522010135
7130102316042
oct25056530713
97267586765
102830807499
111222a0a633
1267004694b
13361625930
141cbd63559
151187c2b9e
hexa8bab1cb

2830807499 has 8 divisors (see below), whose sum is σ = 3076531920. Its totient is φ = 2589078816.

The previous prime is 2830807459. The next prime is 2830807523. The reversal of 2830807499 is 9947080382.

It is a happy number.

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 2830807499 - 212 = 2830803403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2830807429) 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, 997457 + ... + 1000290.

It is an arithmetic number, because the mean of its divisors is an integer number (384566490).

Almost surely, 22830807499 is an apocalyptic number.

2830807499 is a deficient number, since it is larger than the sum of its proper divisors (245724421).

2830807499 is a wasteful number, since it uses less digits than its factorization.

2830807499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997869.

The product of its (nonzero) digits is 870912, while the sum is 50.

The square root of 2830807499 is about 53205.3333698794. Note that the first 4 decimals coincide. The cubic root of 2830807499 is about 1414.6101801731.

The spelling of 2830807499 in words is "two billion, eight hundred thirty million, eight hundred seven thousand, four hundred ninety-nine".

Divisors: 1 13 109 1417 1997747 25970711 217754423 2830807499