Search a number
-
+
42078960000 = 273354711223
BaseRepresentation
bin100111001100000110…
…011111100110000000
311000121112222122111000
4213030012133212000
51142134203210000
631155242052000
73016520154450
oct471406374600
9130545878430
1042078960000
1116933526500
1281a41aa000
133c779b47cc
14207273bd60
151164295000
hex9cc19f980

42078960000 has 1920 divisors, whose sum is σ = 203424883200. Its totient is φ = 8363520000.

The previous prime is 42078959999. The next prime is 42078960013. The reversal of 42078960000 is 6987024.

42078960000 is a `hidden beast` number, since 42 + 0 + 7 + 8 + 9 + 600 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1920).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 1829519989 + ... + 1829520011.

It is an arithmetic number, because the mean of its divisors is an integer number (105950460).

Almost surely, 242078960000 is an apocalyptic number.

42078960000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42078960000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101712441600).

42078960000 is an abundant number, since it is smaller than the sum of its proper divisors (161345923200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42078960000 is a wasteful number, since it uses less digits than its factorization.

42078960000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 51 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 42078960000 in words is "forty-two billion, seventy-eight million, nine hundred sixty thousand".