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58044220 = 22513223247
BaseRepresentation
bin1101110101101…
…0111100111100
311001012221200221
43131122330330
5104324403340
65432031124
71303240063
oct335327474
9131187627
1058044220
112a845533
12175324a4
13c0439c0
1479cd1da
15516844a
hex375af3c

58044220 has 24 divisors (see below), whose sum is σ = 131269824. Its totient is φ = 21431616.

The previous prime is 58044211. The next prime is 58044227. The reversal of 58044220 is 2244085.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58044227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111364 + ... + 111883.

It is an arithmetic number, because the mean of its divisors is an integer number (5469576).

Almost surely, 258044220 is an apocalyptic number.

It is an amenable number.

58044220 is an abundant number, since it is smaller than the sum of its proper divisors (73225604).

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

58044220 is a wasteful number, since it uses less digits than its factorization.

58044220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223269 (or 223267 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 58044220 is about 7618.6757379482. The cubic root of 58044220 is about 387.1860127310.

The spelling of 58044220 in words is "fifty-eight million, forty-four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 223247 446494 892988 1116235 2232470 2902211 4464940 5804422 11608844 14511055 29022110 58044220