Search a number
-
+
580028256 = 25331813709
BaseRepresentation
bin100010100100101…
…000011101100000
31111102102111012000
4202210220131200
52141441401011
6133320004000
720242105323
oct4244503540
91442374160
10580028256
112784578a5
12142300600
13932252b2
14570687ba
1535dc5356
hex22928760

580028256 has 96 divisors (see below), whose sum is σ = 1701554400. Its totient is φ = 192222720.

The previous prime is 580028231. The next prime is 580028263. The reversal of 580028256 is 652820085.

580028256 is a `hidden beast` number, since 580 + 0 + 28 + 2 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×5800282563 (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 580028256.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154530 + ... + 158238.

It is an arithmetic number, because the mean of its divisors is an integer number (17724525).

Almost surely, 2580028256 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 580028256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (850777200).

580028256 is an abundant number, since it is smaller than the sum of its proper divisors (1121526144).

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

580028256 is a wasteful number, since it uses less digits than its factorization.

580028256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3909 (or 3895 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 580028256 is about 24083.7757837097. The cubic root of 580028256 is about 833.9686339842.

The spelling of 580028256 in words is "five hundred eighty million, twenty-eight thousand, two hundred fifty-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 181 216 288 362 432 543 724 864 1086 1448 1629 2172 2896 3258 3709 4344 4887 5792 6516 7418 8688 9774 11127 13032 14836 17376 19548 22254 26064 29672 33381 39096 44508 52128 59344 66762 78192 89016 100143 118688 133524 156384 178032 200286 267048 356064 400572 534096 671329 801144 1068192 1342658 1602288 2013987 2685316 3204576 4027974 5370632 6041961 8055948 10741264 12083922 16111896 18125883 21482528 24167844 32223792 36251766 48335688 64447584 72503532 96671376 145007064 193342752 290014128 580028256