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2280284297 = 192291391567
BaseRepresentation
bin1000011111101010…
…0110000010001001
312212220202102222222
42013322212002021
514132223044142
61014134223425
7110336045114
oct20772460211
95786672888
102280284297
11a70185385
125377b4b75
132a4561265
14178bb957b
15d52c9bd2
hex87ea6089

2280284297 has 24 divisors (see below), whose sum is σ = 2509113600. Its totient is φ = 2069450208.

The previous prime is 2280284287. The next prime is 2280284309. The reversal of 2280284297 is 7924820822.

It is not a de Polignac number, because 2280284297 - 216 = 2280218761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2280284207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1454408 + ... + 1455974.

It is an arithmetic number, because the mean of its divisors is an integer number (104546400).

Almost surely, 22280284297 is an apocalyptic number.

It is an amenable number.

2280284297 is a deficient number, since it is larger than the sum of its proper divisors (228829303).

2280284297 is a wasteful number, since it uses less digits than its factorization.

2280284297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773 (or 1754 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 2280284297 is about 47752.3224251973. The cubic root of 2280284297 is about 1316.2235758715.

The spelling of 2280284297 in words is "two billion, two hundred eighty million, two hundred eighty-four thousand, two hundred ninety-seven".

Divisors: 1 19 29 139 361 551 1567 2641 4031 10469 29773 45443 50179 76589 217813 565687 863417 1455191 4138447 6316577 16404923 78630493 120014963 2280284297