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3028080 = 2435113137
BaseRepresentation
bin1011100011010001110000
312200211202010
423203101300
51233344310
6144522520
734511136
oct13432160
95624663
103028080
111789050
121020440
13820383
1458b756
153ec320
hex2e3470

3028080 has 160 divisors (see below), whose sum is σ = 10856448. Its totient is φ = 691200.

The previous prime is 3028073. The next prime is 3028099. The reversal of 3028080 is 808203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81822 + ... + 81858.

Almost surely, 23028080 is an apocalyptic number.

3028080 is a gapful number since it is divisible by the number (30) 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 3028080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5428224).

3028080 is an abundant number, since it is smaller than the sum of its proper divisors (7828368).

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

3028080 is a wasteful number, since it uses less digits than its factorization.

3028080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 3028080 is about 1740.1379255680. The cubic root of 3028080 is about 144.6735422085.

The spelling of 3028080 in words is "three million, twenty-eight thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 31 33 37 40 44 48 55 60 62 66 74 80 88 93 110 111 120 124 132 148 155 165 176 185 186 220 222 240 248 264 296 310 330 341 370 372 407 440 444 465 496 528 555 592 620 660 682 740 744 814 880 888 930 1023 1110 1147 1221 1240 1320 1364 1480 1488 1628 1705 1776 1860 2035 2046 2220 2294 2442 2480 2640 2728 2960 3256 3410 3441 3720 4070 4092 4440 4588 4884 5115 5456 5735 6105 6512 6820 6882 7440 8140 8184 8880 9176 9768 10230 11470 12210 12617 13640 13764 16280 16368 17205 18352 19536 20460 22940 24420 25234 27280 27528 32560 34410 37851 40920 45880 48840 50468 55056 63085 68820 75702 81840 91760 97680 100936 126170 137640 151404 189255 201872 252340 275280 302808 378510 504680 605616 757020 1009360 1514040 3028080