Base | Representation |
---|---|
bin | 101011010110001110… |
… | …0100011001010101010 |
3 | 22220021102111212022202 |
4 | 1112230130203022222 |
5 | 3011120343302232 |
6 | 110432551420202 |
7 | 6503536340300 |
oct | 1265434431252 |
9 | 286242455282 |
10 | 93087478442 |
11 | 36529500372 |
12 | 1605a984662 |
13 | 8a16684aba |
14 | 4710d96270 |
15 | 264c450162 |
hex | 15ac7232aa |
93087478442 has 24 divisors (see below), whose sum is σ = 171982751364. Its totient is φ = 37547889792.
The previous prime is 93087478399. The next prime is 93087478511. The reversal of 93087478442 is 24487478039.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 69742999921 + 23344478521 = 264089^2 + 152789^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27935753 + ... + 27939084.
Almost surely, 293087478442 is an apocalyptic number.
93087478442 is a deficient number, since it is larger than the sum of its proper divisors (78895272922).
93087478442 is a wasteful number, since it uses less digits than its factorization.
93087478442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55874870 (or 55874863 counting only the distinct ones).
The product of its (nonzero) digits is 10838016, while the sum is 56.
The spelling of 93087478442 in words is "ninety-three billion, eighty-seven million, four hundred seventy-eight thousand, four hundred forty-two".
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