Search a number
-
+
89025793108 = 22712821247991
BaseRepresentation
bin101001011101001011…
…0011100110001010100
322111210100201212111121
41102322112130301110
52424311100334413
6104521535413324
76301066520140
oct1227226346124
9274710655447
1089025793108
113483481502a
1215306684244
13851a0462b5
144447786220
1524b0a92b8d
hex14ba59cc54

89025793108 has 24 divisors (see below), whose sum is σ = 178066191744. Its totient is φ = 38150781600.

The previous prime is 89025793099. The next prime is 89025793133. The reversal of 89025793108 is 80139752098.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234993 + ... + 482983.

It is an arithmetic number, because the mean of its divisors is an integer number (7419424656).

Almost surely, 289025793108 is an apocalyptic number.

It is an amenable number.

89025793108 is an abundant number, since it is smaller than the sum of its proper divisors (89040398636).

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

89025793108 is a wasteful number, since it uses less digits than its factorization.

89025793108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260823 (or 260821 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 52.

The spelling of 89025793108 in words is "eighty-nine billion, twenty-five million, seven hundred ninety-three thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 12821 25642 51284 89747 179494 247991 358988 495982 991964 1735937 3471874 6943748 3179492611 6358985222 12717970444 22256448277 44512896554 89025793108