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3041220 = 2235713557
BaseRepresentation
bin1011100110011111000100
312201111202210
423212133010
51234304340
6145103420
734564350
oct13463704
95644683
103041220
111797a06
121027b70
13826350
14592460
15401180
hex2e67c4

3041220 has 96 divisors (see below), whose sum is σ = 10499328. Its totient is φ = 640512.

The previous prime is 3041191. The next prime is 3041231. The reversal of 3041220 is 221403.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 3041196 and 3041205.

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, 5182 + ... + 5738.

It is an arithmetic number, because the mean of its divisors is an integer number (109368).

Almost surely, 23041220 is an apocalyptic number.

3041220 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 3041220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5249664).

3041220 is an abundant number, since it is smaller than the sum of its proper divisors (7458108).

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

3041220 is a wasteful number, since it uses less digits than its factorization.

3041220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589 (or 587 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 3041220 is about 1743.9094013165. The cubic root of 3041220 is about 144.8825048974.

Adding to 3041220 its reverse (221403), we get a palindrome (3262623).

The spelling of 3041220 in words is "three million, forty-one thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 60 65 70 78 84 91 105 130 140 156 182 195 210 260 273 364 390 420 455 546 557 780 910 1092 1114 1365 1671 1820 2228 2730 2785 3342 3899 5460 5570 6684 7241 7798 8355 11140 11697 14482 15596 16710 19495 21723 23394 28964 33420 36205 38990 43446 46788 50687 58485 72410 77980 86892 101374 108615 116970 144820 152061 202748 217230 233940 253435 304122 434460 506870 608244 760305 1013740 1520610 3041220