Search a number
-
+
52805775008 = 2571271856221
BaseRepresentation
bin110001001011011110…
…000010111010100000
312001022010101022100202
4301023132002322200
51331121234300013
640131511004332
73546401452550
oct611336027240
9161263338322
1052805775008
1120438535378
12a2986696a8
134c9713c71c
1427ad219160
151590d70858
hexc4b782ea0

52805775008 has 48 divisors (see below), whose sum is σ = 119748593664. Its totient is φ = 22452837120.

The previous prime is 52805774963. The next prime is 52805775019. The reversal of 52805775008 is 80057750825.

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, 899663 + ... + 956558.

It is an arithmetic number, because the mean of its divisors is an integer number (2494762368).

Almost surely, 252805775008 is an apocalyptic number.

It is an amenable number.

52805775008 is an abundant number, since it is smaller than the sum of its proper divisors (66942818656).

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

52805775008 is a wasteful number, since it uses less digits than its factorization.

52805775008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856365 (or 1856357 counting only the distinct ones).

The product of its (nonzero) digits is 784000, while the sum is 47.

The spelling of 52805775008 in words is "fifty-two billion, eight hundred five million, seven hundred seventy-five thousand, eight".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 127 224 254 508 889 1016 1778 2032 3556 4064 7112 14224 28448 1856221 3712442 7424884 12993547 14849768 25987094 29699536 51974188 59399072 103948376 207896752 235740067 415793504 471480134 942960268 1650180469 1885920536 3300360938 3771841072 6600721876 7543682144 13201443752 26402887504 52805775008