Search a number
-
+
42888571901 = 712073507491
BaseRepresentation
bin100111111100010110…
…111010101111111101
311002200222102012012222
4213330112322233331
51200313433300101
631411442535125
73045550563140
oct477426725775
9132628365188
1042888571901
111720953194a
12838b3674a5
1340766516c6
14210c08a057
1511b03ba01b
hex9fc5babfd

42888571901 has 8 divisors (see below), whose sum is σ = 49019667264. Its totient is φ = 36758515680.

The previous prime is 42888571849. The next prime is 42888571909. The reversal of 42888571901 is 10917588824.

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 42888571901 - 214 = 42888555517 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 (42888571909) 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, 169235 + ... + 338256.

It is an arithmetic number, because the mean of its divisors is an integer number (6127458408).

Almost surely, 242888571901 is an apocalyptic number.

It is an amenable number.

42888571901 is a deficient number, since it is larger than the sum of its proper divisors (6131095363).

42888571901 is a wasteful number, since it uses less digits than its factorization.

42888571901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519571.

The product of its (nonzero) digits is 1290240, while the sum is 53.

The spelling of 42888571901 in words is "forty-two billion, eight hundred eighty-eight million, five hundred seventy-one thousand, nine hundred one".

Divisors: 1 7 12073 84511 507491 3552437 6126938843 42888571901