Search a number
-
+
1280068000674 = 23213344666779
BaseRepresentation
bin10010101000001001111…
…111111001101110100010
311112101002010202222100220
4102220021333321232202
5131433034402010144
62420015523423510
7161324164323231
oct22501177715642
94471063688326
101280068000674
11453968019081
12188104224b96
139392c83b2b8
1445d54324b18
152346e13c919
hex12a09ff9ba2

1280068000674 has 8 divisors (see below), whose sum is σ = 2560136001360. Its totient is φ = 426689333556.

The previous prime is 1280068000633. The next prime is 1280068000697. The reversal of 1280068000674 is 4760008600821.

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

1280068000674 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106672333384 + ... + 106672333395.

It is an arithmetic number, because the mean of its divisors is an integer number (320017000170).

Almost surely, 21280068000674 is an apocalyptic number.

1280068000674 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1280068000674 is a wasteful number, since it uses less digits than its factorization.

1280068000674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213344666784.

The product of its (nonzero) digits is 129024, while the sum is 42.

The spelling of 1280068000674 in words is "one trillion, two hundred eighty billion, sixty-eight million, six hundred seventy-four", and thus it is an aban number.

Divisors: 1 2 3 6 213344666779 426689333558 640034000337 1280068000674