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58019812 = 2279892063
BaseRepresentation
bin1101110101010…
…0111111100100
311001011201012221
43131110333210
5104323113222
65431322124
71303105654
oct335247744
9131151187
1058019812
112a829164
1217520344
13c035866
1479c4364
1551610c7
hex3754fe4

58019812 has 24 divisors (see below), whose sum is σ = 104025600. Its totient is φ = 28307136.

The previous prime is 58019809. The next prime is 58019813. The reversal of 58019812 is 21891085.

It is a super-4 number, since 4×580198124 (a number of 32 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (58019813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27093 + ... + 29155.

It is an arithmetic number, because the mean of its divisors is an integer number (4334400).

Almost surely, 258019812 is an apocalyptic number.

It is an amenable number.

58019812 is a deficient number, since it is larger than the sum of its proper divisors (46005788).

58019812 is a wasteful number, since it uses less digits than its factorization.

58019812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235 (or 2233 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 34.

The square root of 58019812 is about 7617.0737163297. The cubic root of 58019812 is about 387.1317336476.

The spelling of 58019812 in words is "fifty-eight million, nineteen thousand, eight hundred twelve".

Divisors: 1 2 4 79 89 158 178 316 356 2063 4126 7031 8252 14062 28124 162977 183607 325954 367214 651908 734428 14504953 29009906 58019812