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5471620 = 22571121719
BaseRepresentation
bin10100110111110110000100
3101021222122121
4110313312010
52400042440
6313135324
764336150
oct24676604
911258577
105471620
1130a7a00
1219ba544
13119765b
14a26060
1573134a
hex537d84

5471620 has 144 divisors (see below), whose sum is σ = 16087680. Its totient is φ = 1520640.

The previous prime is 5471591. The next prime is 5471629. The reversal of 5471620 is 261745.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5471629) 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, 287971 + ... + 287989.

It is an arithmetic number, because the mean of its divisors is an integer number (111720).

Almost surely, 25471620 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 5471620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8043840).

5471620 is an abundant number, since it is smaller than the sum of its proper divisors (10616060).

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

5471620 is a wasteful number, since it uses less digits than its factorization.

5471620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 5471620 is about 2339.1494180578. The cubic root of 5471620 is about 176.2132830982.

The spelling of 5471620 in words is "five million, four hundred seventy-one thousand, six hundred twenty".

Divisors: 1 2 4 5 7 10 11 14 17 19 20 22 28 34 35 38 44 55 68 70 76 77 85 95 110 119 121 133 140 154 170 187 190 209 220 238 242 266 308 323 340 374 380 385 418 476 484 532 595 605 646 665 748 770 836 847 935 1045 1190 1210 1292 1309 1330 1463 1540 1615 1694 1870 2057 2090 2261 2299 2380 2420 2618 2660 2926 3230 3388 3553 3740 4114 4180 4235 4522 4598 5236 5852 6460 6545 7106 7315 8228 8470 9044 9196 10285 11305 11495 13090 14212 14399 14630 16093 16940 17765 20570 22610 22990 24871 26180 28798 29260 32186 35530 39083 41140 45220 45980 49742 57596 64372 71060 71995 78166 80465 99484 124355 143990 156332 160930 195415 248710 273581 287980 321860 390830 497420 547162 781660 1094324 1367905 2735810 5471620