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42142392853951 = 1314236372277071
BaseRepresentation
bin10011001010100000010100…
…10110110010010110111111
312112012202212211001022120011
421211100022112302112333
521010430110032311301
6225343540434204051
711606454531612505
oct1145201226622677
9175182784038504
1042142392853951
1112478541130645
12488758a123627
131a6901a376c20
14a599ba2b6675
154d1348a2ea51
hex26540a5b25bf

42142392853951 has 8 divisors (see below), whose sum is σ = 45384167191104. Its totient is φ = 38900625918240.

The previous prime is 42142392853919. The next prime is 42142392853961. The reversal of 42142392853951 is 15935829324124.

42142392853951 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 42142392853951 - 25 = 42142392853919 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 (42142392853901) 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, 17368746 + ... + 19645816.

It is an arithmetic number, because the mean of its divisors is an integer number (5673020898888).

Almost surely, 242142392853951 is an apocalyptic number.

42142392853951 is a deficient number, since it is larger than the sum of its proper divisors (3241774337153).

42142392853951 is a wasteful number, since it uses less digits than its factorization.

42142392853951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3700721.

The product of its digits is 18662400, while the sum is 58.

The spelling of 42142392853951 in words is "forty-two trillion, one hundred forty-two billion, three hundred ninety-two million, eight hundred fifty-three thousand, nine hundred fifty-one".

Divisors: 1 13 1423637 2277071 18507281 29601923 3241722527227 42142392853951