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142321163401423 = 2943263111343677
BaseRepresentation
bin100000010111000010111010…
…011000110111100011001111
3200122220202210120200121021201
4200113002322120313203033
5122123242220312321143
61222405235002210331
741656236050461336
oct4027027230674317
9618822716617251
10142321163401423
1141391080487026
1213b669657b39a7
136154a9c4ca1b6
1427205498c8d1d
15116c177b0064d
hex8170ba6378cf

142321163401423 has 8 divisors (see below), whose sum is σ = 147229143014880. Its totient is φ = 137413207340640.

The previous prime is 142321163401411. The next prime is 142321163401457. The reversal of 142321163401423 is 324104361123241.

142321163401423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 142321163401423 - 233 = 142312573466831 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 (142321163401223) 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, 6874461 + ... + 18218137.

It is an arithmetic number, because the mean of its divisors is an integer number (18403642876860).

Almost surely, 2142321163401423 is an apocalyptic number.

142321163401423 is a deficient number, since it is larger than the sum of its proper divisors (4907979613457).

142321163401423 is a wasteful number, since it uses less digits than its factorization.

142321163401423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11776337.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 142321163401423 in words is "one hundred forty-two trillion, three hundred twenty-one billion, one hundred sixty-three million, four hundred one thousand, four hundred twenty-three".

Divisors: 1 29 432631 11343677 12546299 328966633 4907626324187 142321163401423