Search a number
-
+
284729630304 = 253719312273169
BaseRepresentation
bin1000010010010110011…
…01010101111001100000
31000012221022000212120010
410021023031111321200
514131111241132204
6334445240044520
726366602632150
oct4111315257140
91005838025503
10284729630304
11aa8314a9559
1247223463740
1320b0828a6b2
14dad105c760
157616c8ed89
hex424b355e60

284729630304 has 384 divisors, whose sum is σ = 932533862400. Its totient is φ = 74231562240.

The previous prime is 284729630291. The next prime is 284729630333. The reversal of 284729630304 is 403036927482.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 89846832 + ... + 89850000.

It is an arithmetic number, because the mean of its divisors is an integer number (2428473600).

Almost surely, 2284729630304 is an apocalyptic number.

284729630304 is a gapful number since it is divisible by the number (24) 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 284729630304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (466266931200).

284729630304 is an abundant number, since it is smaller than the sum of its proper divisors (647804232096).

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

284729630304 is a wasteful number, since it uses less digits than its factorization.

284729630304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3466 (or 3458 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 48.

The spelling of 284729630304 in words is "two hundred eighty-four billion, seven hundred twenty-nine million, six hundred thirty thousand, three hundred four".