Search a number
-
+
13052483808 = 25371321923263
BaseRepresentation
bin11000010011111110…
…10001100011100000
31020200122112212201020
430021333101203200
5203212413440213
65555104005440
7641311165440
oct141177214340
936618485636
1013052483808
115598872301
122643300880
131300219800
148bb70c120
15515d6c923
hex309fd18e0

13052483808 has 576 divisors, whose sum is σ = 46750556160. Its totient is φ = 3107579904.

The previous prime is 13052483767. The next prime is 13052483809. The reversal of 13052483808 is 80838425031.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 13052483808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13052483809) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 49629085 + ... + 49629347.

It is an arithmetic number, because the mean of its divisors is an integer number (81164160).

Almost surely, 213052483808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13052483808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23375278080).

13052483808 is an abundant number, since it is smaller than the sum of its proper divisors (33698072352).

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

13052483808 is a wasteful number, since it uses less digits than its factorization.

13052483808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 13052483808 in words is "thirteen billion, fifty-two million, four hundred eighty-three thousand, eight hundred eight".