Search a number
-
+
6250256400 = 2435243891361
BaseRepresentation
bin1011101001000101…
…10101100000010000
3121010120221220220210
411310202311200100
5100300031201100
62512112404120
7310613205603
oct56442654020
917116856823
106250256400
11271811a163
121265246640
13787b9b08b
1443415433a
15268abcc50
hex1748b5810

6250256400 has 240 divisors, whose sum is σ = 20732690880. Its totient is φ = 1608499200.

The previous prime is 6250256387. The next prime is 6250256429. The reversal of 6250256400 is 46520526.

It is a tau number, because it is divible by the number of its divisors (240).

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

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 47 ways as a sum of consecutive naturals, for example, 4591720 + ... + 4593080.

It is an arithmetic number, because the mean of its divisors is an integer number (86386212).

Almost surely, 26250256400 is an apocalyptic number.

6250256400 is a gapful number since it is divisible by the number (60) 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 6250256400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10366345440).

6250256400 is an abundant number, since it is smaller than the sum of its proper divisors (14482434480).

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

6250256400 is a wasteful number, since it uses less digits than its factorization.

6250256400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514 (or 1503 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 6250256400 is about 79058.5631035627. The cubic root of 6250256400 is about 1842.0409379271.

Adding to 6250256400 its reverse (46520526), we get a palindrome (6296776926).

The spelling of 6250256400 in words is "six billion, two hundred fifty million, two hundred fifty-six thousand, four hundred".