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80283060 = 2232511133119
BaseRepresentation
bin1001100100100…
…00010110110100
312121001210122200
410302100112310
5131023024220
611544424500
71663252254
oct462202664
9177053580
1080283060
1141354940
1222a78130
131382c190
14a93b964
1570ac890
hex4c905b4

80283060 has 144 divisors (see below), whose sum is σ = 286191360. Its totient is φ = 17959680.

The previous prime is 80283029. The next prime is 80283109. The reversal of 80283060 is 6038208.

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 47 ways as a sum of consecutive naturals, for example, 24181 + ... + 27299.

It is an arithmetic number, because the mean of its divisors is an integer number (1987440).

Almost surely, 280283060 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 80283060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143095680).

80283060 is an abundant number, since it is smaller than the sum of its proper divisors (205908300).

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

80283060 is a wasteful number, since it uses less digits than its factorization.

80283060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158 (or 3153 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 80283060 is about 8960.0814728439. The cubic root of 80283060 is about 431.3945350440.

The spelling of 80283060 in words is "eighty million, two hundred eighty-three thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 11 12 13 15 18 20 22 26 30 33 36 39 44 45 52 55 60 65 66 78 90 99 110 117 130 132 143 156 165 180 195 198 220 234 260 286 330 390 396 429 468 495 572 585 660 715 780 858 990 1170 1287 1430 1716 1980 2145 2340 2574 2860 3119 4290 5148 6238 6435 8580 9357 12476 12870 15595 18714 25740 28071 31190 34309 37428 40547 46785 56142 62380 68618 81094 93570 102927 112284 121641 137236 140355 162188 171545 187140 202735 205854 243282 280710 308781 343090 364923 405470 411708 446017 486564 514635 561420 608205 617562 686180 729846 810940 892034 1029270 1216410 1235124 1338051 1459692 1543905 1784068 1824615 2058540 2230085 2432820 2676102 3087810 3649230 4014153 4460170 5352204 6175620 6690255 7298460 8028306 8920340 13380510 16056612 20070765 26761020 40141530 80283060