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2282930985 = 353119924671
BaseRepresentation
bin1000100000010010…
…1100001100101001
312220002201220120110
42020010230030221
514133412242420
61014311044533
7110400410316
oct21004541451
95802656513
102282930985
11a71722925
12538670749
132a4c79b4a
141792a7d0d
15d564dee0
hex8812c329

2282930985 has 32 divisors (see below), whose sum is σ = 3789619200. Its totient is φ = 1172318400.

The previous prime is 2282930983. The next prime is 2282931023. The reversal of 2282930985 is 5890392822.

It is not a de Polignac number, because 2282930985 - 21 = 2282930983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2282930981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80200 + ... + 104870.

It is an arithmetic number, because the mean of its divisors is an integer number (118425600).

Almost surely, 22282930985 is an apocalyptic number.

It is an amenable number.

2282930985 is a deficient number, since it is larger than the sum of its proper divisors (1506688215).

2282930985 is a wasteful number, since it uses less digits than its factorization.

2282930985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24909.

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 2282930985 is about 47780.0270510597. The cubic root of 2282930985 is about 1316.7326185697.

The spelling of 2282930985 in words is "two billion, two hundred eighty-two million, nine hundred thirty thousand, nine hundred eighty-five".

Divisors: 1 3 5 15 31 93 155 199 465 597 995 2985 6169 18507 24671 30845 74013 92535 123355 370065 764801 2294403 3824005 4909529 11472015 14728587 24547645 73642935 152195399 456586197 760976995 2282930985