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2340233431 = 3178795923
BaseRepresentation
bin1000101101111101…
…0010000011010111
320001002120011202021
42023133102003113
514243044432211
61024115154011
7111664440664
oct21337220327
96032504667
102340233431
11aa1001018
125538a5907
132b3ac1013
14182b42a6b
15da6bc771
hex8b7d20d7

2340233431 has 8 divisors (see below), whose sum is σ = 2418819584. Its totient is φ = 2261840760.

The previous prime is 2340233429. The next prime is 2340233437. The reversal of 2340233431 is 1343320432.

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 2340233431 - 21 = 2340233429 is a prime.

It is a super-2 number, since 2×23402334312 = 10953385023140063522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2340233396 and 2340233405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340233437) 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, 23565 + ... + 72358.

It is an arithmetic number, because the mean of its divisors is an integer number (302352448).

Almost surely, 22340233431 is an apocalyptic number.

2340233431 is a deficient number, since it is larger than the sum of its proper divisors (78586153).

2340233431 is an equidigital number, since it uses as much as digits as its factorization.

2340233431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96741.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 2340233431 is about 48375.9592256319. The cubic root of 2340233431 is about 1327.6585389984.

Adding to 2340233431 its reverse (1343320432), we get a palindrome (3683553863).

The spelling of 2340233431 in words is "two billion, three hundred forty million, two hundred thirty-three thousand, four hundred thirty-one".

Divisors: 1 31 787 24397 95923 2973613 75491401 2340233431