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2353340305 = 51633328817
BaseRepresentation
bin1000110001000101…
…0001111110010001
320002000020002000001
42030101101332101
514304423342210
61025304130001
7112214030311
oct21421217621
96060202001
102353340305
11aa8443448
12558166901
132b672ca74
14184795441
15db90b03a
hex8c451f91

2353340305 has 8 divisors (see below), whose sum is σ = 2824279272. Its totient is φ = 1882491648.

The previous prime is 2353340281. The next prime is 2353340317. The reversal of 2353340305 is 5030433532.

It can be written as a sum of positive squares in 4 ways, for example, as 301612689 + 2051727616 = 17367^2 + 45296^2 .

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 2353340305 - 25 = 2353340273 is a prime.

It is a super-2 number, since 2×23533403052 = 11076421182274986050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67257 + ... + 96073.

It is an arithmetic number, because the mean of its divisors is an integer number (353034909).

Almost surely, 22353340305 is an apocalyptic number.

It is an amenable number.

2353340305 is a deficient number, since it is larger than the sum of its proper divisors (470938967).

2353340305 is a wasteful number, since it uses less digits than its factorization.

2353340305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45155.

The product of its (nonzero) digits is 16200, while the sum is 28.

The square root of 2353340305 is about 48511.2389555245. The cubic root of 2353340305 is about 1330.1325183125.

Adding to 2353340305 its reverse (5030433532), we get a palindrome (7383773837).

The spelling of 2353340305 in words is "two billion, three hundred fifty-three million, three hundred forty thousand, three hundred five".

Divisors: 1 5 16333 28817 81665 144085 470668061 2353340305