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580280372 = 227295571283
BaseRepresentation
bin100010100101100…
…110000000110100
31111102220022000122
4202211212000310
52142022432442
6133325231112
720244205340
oct4245460064
91442808018
10580280372
1127860a261
12142402498
13932b2c89
14570d2620
1535e24dd2
hex22966034

580280372 has 48 divisors (see below), whose sum is σ = 1203672960. Its totient is φ = 239498112.

The previous prime is 580280353. The next prime is 580280419. The reversal of 580280372 is 273082085.

It is a happy number.

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, 451643 + ... + 452925.

It is an arithmetic number, because the mean of its divisors is an integer number (25076520).

Almost surely, 2580280372 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 580280372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (601836480).

580280372 is an abundant number, since it is smaller than the sum of its proper divisors (623392588).

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

580280372 is a wasteful number, since it uses less digits than its factorization.

580280372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880 (or 1878 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 580280372 is about 24089.0093611174. The cubic root of 580280372 is about 834.0894478571.

The spelling of 580280372 in words is "five hundred eighty million, two hundred eighty thousand, three hundred seventy-two".

Divisors: 1 2 4 7 14 28 29 58 116 203 406 557 812 1114 1283 2228 2566 3899 5132 7798 8981 15596 16153 17962 32306 35924 37207 64612 74414 113071 148828 226142 260449 452284 520898 714631 1041796 1429262 2858524 5002417 10004834 20009668 20724299 41448598 82897196 145070093 290140186 580280372