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580990230 = 232561971091
BaseRepresentation
bin100010101000010…
…011010100010110
31111111020100202200
4202220103110112
52142213141410
6133352345330
720253223032
oct4250232426
91444210680
10580990230
11278a54617
121426a5246
13934a1102
14572391c2
15360153c0
hex22a13516

580990230 has 96 divisors (see below), whose sum is σ = 1552588128. Its totient is φ = 150681600.

The previous prime is 580990229. The next prime is 580990237. The reversal of 580990230 is 32099085.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (580990237) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 531985 + ... + 533075.

It is an arithmetic number, because the mean of its divisors is an integer number (16172793).

Almost surely, 2580990230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 580990230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (776294064).

580990230 is an abundant number, since it is smaller than the sum of its proper divisors (971597898).

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

580990230 is a wasteful number, since it uses less digits than its factorization.

580990230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262 (or 1259 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 580990230 is about 24103.7389215864. The cubic root of 580990230 is about 834.4294236267.

The spelling of 580990230 in words is "five hundred eighty million, nine hundred ninety thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 61 90 97 122 183 194 291 305 366 485 549 582 610 873 915 970 1091 1098 1455 1746 1830 2182 2745 2910 3273 4365 5455 5490 5917 6546 8730 9819 10910 11834 16365 17751 19638 29585 32730 35502 49095 53253 59170 66551 88755 98190 105827 106506 133102 177510 199653 211654 266265 317481 332755 399306 529135 532530 598959 634962 665510 952443 998265 1058270 1197918 1587405 1904886 1996530 2994795 3174810 4762215 5989590 6455447 9524430 12910894 19366341 32277235 38732682 58099023 64554470 96831705 116198046 193663410 290495115 580990230