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42862129593 = 334574132883
BaseRepresentation
bin100111111010110010…
…000011000110111001
311002122010122210012020
4213322302003012321
51200240201121333
631405100105053
73045110042643
oct477262030671
9132563583166
1042862129593
11171a56113a8
128382535189
134071023b7a
142108765893
1511acde53b3
hex9fac831b9

42862129593 has 8 divisors (see below), whose sum is σ = 57166051488. Its totient is φ = 28566480384.

The previous prime is 42862129579. The next prime is 42862129679. The reversal of 42862129593 is 39592126824.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42862129593 - 25 = 42862129561 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (42862129993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2056071 + ... + 2076812.

It is an arithmetic number, because the mean of its divisors is an integer number (7145756436).

Almost surely, 242862129593 is an apocalyptic number.

It is an amenable number.

42862129593 is a deficient number, since it is larger than the sum of its proper divisors (14303921895).

42862129593 is a wasteful number, since it uses less digits than its factorization.

42862129593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4136343.

The product of its digits is 1866240, while the sum is 51.

The spelling of 42862129593 in words is "forty-two billion, eight hundred sixty-two million, one hundred twenty-nine thousand, five hundred ninety-three".

Divisors: 1 3 3457 10371 4132883 12398649 14287376531 42862129593