Base | Representation |
---|---|
bin | 1011001001011… |
… | …00001110100100 |
3 | 20111221111221200 |
4 | 11210230032210 |
5 | 142414120140 |
6 | 13140042500 |
7 | 2213526432 |
oct | 544541644 |
9 | 214844850 |
10 | 93504420 |
11 | 48865289 |
12 | 27393430 |
13 | 164ab079 |
14 | c5bdd52 |
15 | 8320030 |
hex | 592c3a4 |
93504420 has 72 divisors (see below), whose sum is σ = 300324024. Its totient is φ = 23467008.
The previous prime is 93504371. The next prime is 93504421. The reversal of 93504420 is 2440539.
It can be written as a sum of positive squares in 4 ways, for example, as 4088484 + 89415936 = 2022^2 + 9456^2 .
It is not an unprimeable number, because it can be changed into a prime (93504421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12219 + ... + 18338.
It is an arithmetic number, because the mean of its divisors is an integer number (4171167).
Almost surely, 293504420 is an apocalyptic number.
93504420 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is an amenable number.
93504420 is an abundant number, since it is smaller than the sum of its proper divisors (206819604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
93504420 is a wasteful number, since it uses less digits than its factorization.
93504420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30589 (or 30584 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 93504420 is about 9669.7683529648. The cubic root of 93504420 is about 453.8831360343.
Adding to 93504420 its reverse (2440539), we get a palindrome (95944959).
The spelling of 93504420 in words is "ninety-three million, five hundred four thousand, four hundred twenty".
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