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23311241402143 = 59887445440571
BaseRepresentation
bin1010100110011100100100…
…10000110101011100011111
310001112112101111100012120111
411103032102100311130133
511023412410244332033
6121325011513030451
74624116202366462
oct523162220653437
9101475344305514
1023311241402143
117478273059902
122745a5b6b5427
13100131888bc86
145a83ad2452d9
152a65a3b0e7cd
hex15339243571f

23311241402143 has 8 divisors (see below), whose sum is σ = 23733073676160. Its totient is φ = 22890300011160.

The previous prime is 23311241402041. The next prime is 23311241402159. The reversal of 23311241402143 is 34120414211332.

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 a de Polignac number, because none of the positive numbers 2k-23311241402143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23311241402243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222667953 + ... + 222772618.

It is an arithmetic number, because the mean of its divisors is an integer number (2966634209520).

Almost surely, 223311241402143 is an apocalyptic number.

23311241402143 is a deficient number, since it is larger than the sum of its proper divisors (421832274017).

23311241402143 is an equidigital number, since it uses as much as digits as its factorization.

23311241402143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445441517.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 23311241402143 its reverse (34120414211332), we get a palindrome (57431655613475).

The spelling of 23311241402143 in words is "twenty-three trillion, three hundred eleven billion, two hundred forty-one million, four hundred two thousand, one hundred forty-three".

Divisors: 1 59 887 52333 445440571 26280993689 395105786477 23311241402143