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142312451333 = 1371154184671
BaseRepresentation
bin1000010010001001111…
…0111010110100000101
3111121022222222120121212
42010202132322310011
54312423441420313
6145213305421205
713165430606633
oct2044236726405
9447288876555
10142312451333
115539973a048
12236b819a805
131055c9a66b0
146c607bc353
153a7dc523a8
hex21227bad05

142312451333 has 8 divisors (see below), whose sum is σ = 155418149376. Its totient is φ = 129515122800.

The previous prime is 142312451317. The next prime is 142312451363. The reversal of 142312451333 is 333154213241.

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 142312451333 - 24 = 142312451317 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 142312451333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142312451363) 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, 77091413 + ... + 77093258.

It is an arithmetic number, because the mean of its divisors is an integer number (19427268672).

Almost surely, 2142312451333 is an apocalyptic number.

142312451333 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

142312451333 is a deficient number, since it is larger than the sum of its proper divisors (13105698043).

142312451333 is a wasteful number, since it uses less digits than its factorization.

142312451333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154184755.

The product of its digits is 25920, while the sum is 32.

Adding to 142312451333 its reverse (333154213241), we get a palindrome (475466664574).

The spelling of 142312451333 in words is "one hundred forty-two billion, three hundred twelve million, four hundred fifty-one thousand, three hundred thirty-three".

Divisors: 1 13 71 923 154184671 2004400723 10947111641 142312451333