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58228511282 = 2172100372
BaseRepresentation
bin110110001110101100…
…001001001000110010
312120022001012212001222
4312032230021020302
51423222444330112
642425543025042
74130646115364
oct661654111062
9176261185058
1058228511282
11227705273a7
12b35073b182
13564c740606
142b654bcd34
1517abe7c372
hexd8eb09232

58228511282 has 18 divisors (see below), whose sum is σ = 92792045847. Its totient is φ = 27398922304.

The previous prime is 58228511191. The next prime is 58228511287. The reversal of 58228511282 is 28211582285.

It can be written as a sum of positive squares in 5 ways, for example, as 36416470561 + 21812040721 = 190831^2 + 147689^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=170629.

It is a super-2 number, since 2×582285112822 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58228511287) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5796368 + ... + 5806404.

Almost surely, 258228511282 is an apocalyptic number.

58228511282 is a deficient number, since it is larger than the sum of its proper divisors (34563534565).

58228511282 is an frugal number, since it uses more digits than its factorization.

58228511282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20110 (or 10056 counting only the distinct ones).

The product of its digits is 204800, while the sum is 44.

The spelling of 58228511282 in words is "fifty-eight billion, two hundred twenty-eight million, five hundred eleven thousand, two hundred eighty-two".

Divisors: 1 2 17 34 289 578 10037 20074 170629 341258 2900693 5801386 100741369 201482738 1712603273 3425206546 29114255641 58228511282