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5881220 = 2251571873
BaseRepresentation
bin10110011011110110000100
3102001210111222
4112123312010
53001144340
6330015512
7100663262
oct26336604
912053458
105881220
113357714
121b77598
1312abc17
14ad1432
157b28b5
hex59bd84

5881220 has 24 divisors (see below), whose sum is σ = 12435864. Its totient is φ = 2336256.

The previous prime is 5881219. The next prime is 5881231. The reversal of 5881220 is 221885.

It can be written as a sum of positive squares in 4 ways, for example, as 53824 + 5827396 = 232^2 + 2414^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5881220.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2204 + ... + 4076.

It is an arithmetic number, because the mean of its divisors is an integer number (518161).

Almost surely, 25881220 is an apocalyptic number.

It is an amenable number.

5881220 is an abundant number, since it is smaller than the sum of its proper divisors (6554644).

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

5881220 is a wasteful number, since it uses less digits than its factorization.

5881220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039 (or 2037 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 5881220 is about 2425.1226773093. The cubic root of 5881220 is about 180.5049606912.

The spelling of 5881220 in words is "five million, eight hundred eighty-one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 157 314 628 785 1570 1873 3140 3746 7492 9365 18730 37460 294061 588122 1176244 1470305 2940610 5881220