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2343120505 = 51142602191
BaseRepresentation
bin1000101110101001…
…0010111001111001
320001021222212001221
42023222102321321
514244314324010
61024301112041
7112031124055
oct21352227171
96037885057
102343120505
11aa26a3130
12554858621
132b459214b
14183294c65
15daa8cdda
hex8ba92e79

2343120505 has 8 divisors (see below), whose sum is σ = 3067357824. Its totient is φ = 1704087600.

The previous prime is 2343120401. The next prime is 2343120517. The reversal of 2343120505 is 5050213432.

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

It is not a de Polignac number, because 2343120505 - 211 = 2343118457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2343120505.

It is an unprimeable number.

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, 21301041 + ... + 21301150.

It is an arithmetic number, because the mean of its divisors is an integer number (383419728).

Almost surely, 22343120505 is an apocalyptic number.

It is an amenable number.

2343120505 is a deficient number, since it is larger than the sum of its proper divisors (724237319).

2343120505 is a wasteful number, since it uses less digits than its factorization.

2343120505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42602207.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2343120505 is about 48405.7899945864. The cubic root of 2343120505 is about 1328.2042784731.

Adding to 2343120505 its reverse (5050213432), we get a palindrome (7393333937).

The spelling of 2343120505 in words is "two billion, three hundred forty-three million, one hundred twenty thousand, five hundred five".

Divisors: 1 5 11 55 42602191 213010955 468624101 2343120505