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142320322030143 = 3468134310133867
BaseRepresentation
bin100000010111000010001000…
…001111010010101000111111
3200122220200121221111111212110
4200113002020033102220333
5122123234004414431033
61222405015304505103
741656206153106005
oct4027021017225077
9618820557444773
10142320322030143
1141390789559364
1213b6676ba7b193
1361549970c057a
1427204a9c70a75
15116c128d05363
hex8170883d2a3f

142320322030143 has 8 divisors (see below), whose sum is σ = 189760488634368. Its totient is φ = 94880185056344.

The previous prime is 142320322030087. The next prime is 142320322030181. The reversal of 142320322030143 is 341030223023241.

It is a happy number.

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 142320322030143 - 29 = 142320322029631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142320322030143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142320322130143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8977096 + ... + 19110962.

It is an arithmetic number, because the mean of its divisors is an integer number (23720061079296).

Almost surely, 2142320322030143 is an apocalyptic number.

142320322030143 is a deficient number, since it is larger than the sum of its proper divisors (47440166604225).

142320322030143 is a wasteful number, since it uses less digits than its factorization.

142320322030143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14815213.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 142320322030143 its reverse (341030223023241), we get a palindrome (483350545053384).

The spelling of 142320322030143 in words is "one hundred forty-two trillion, three hundred twenty billion, three hundred twenty-two million, thirty thousand, one hundred forty-three".

Divisors: 1 3 4681343 10133867 14044029 30401601 47440107343381 142320322030143