Search a number
-
+
1152802560 = 28357133299
BaseRepresentation
bin100010010110110…
…0101111100000000
32222100012102211010
41010231211330000
54330104140220
6310220320520
740365442260
oct10455457400
92870172733
101152802560
115417aa698
122820a3140
13154aaa8c0
14ad1657a0
156b3161e0
hex44b65f00

1152802560 has 288 divisors, whose sum is σ = 4532774400. Its totient is φ = 243154944.

The previous prime is 1152802543. The next prime is 1152802571. The reversal of 1152802560 is 652082511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347791 + ... + 351089.

It is an arithmetic number, because the mean of its divisors is an integer number (15738800).

Almost surely, 21152802560 is an apocalyptic number.

1152802560 is a gapful number since it is divisible by the number (10) 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 1152802560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2266387200).

1152802560 is an abundant number, since it is smaller than the sum of its proper divisors (3379971840).

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

1152802560 is a wasteful number, since it uses less digits than its factorization.

1152802560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343 (or 3329 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 1152802560 is about 33952.9462639106. The cubic root of 1152802560 is about 1048.5399389299.

The spelling of 1152802560 in words is "one billion, one hundred fifty-two million, eight hundred two thousand, five hundred sixty".