Base | Representation |
---|---|
bin | 1011001010001… |
… | …01000111101101 |
3 | 20112010200211000 |
4 | 11211011013231 |
5 | 142430401011 |
6 | 13142150513 |
7 | 2214432621 |
oct | 545050755 |
9 | 215120730 |
10 | 93606381 |
11 | 48924950 |
12 | 27422439 |
13 | 165155bb |
14 | c609181 |
15 | 8340356 |
hex | 59451ed |
93606381 has 32 divisors (see below), whose sum is σ = 151971840. Its totient is φ = 56473200.
The previous prime is 93606377. The next prime is 93606413. The reversal of 93606381 is 18360639.
It is a happy number.
It is not a de Polignac number, because 93606381 - 22 = 93606377 is a prime.
It is a super-2 number, since 2×936063812 = 17524309127834322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (93606311) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79906 + ... + 81068.
It is an arithmetic number, because the mean of its divisors is an integer number (4749120).
Almost surely, 293606381 is an apocalyptic number.
It is an amenable number.
93606381 is a deficient number, since it is larger than the sum of its proper divisors (58365459).
93606381 is a wasteful number, since it uses less digits than its factorization.
93606381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1454 (or 1448 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 36.
The square root of 93606381 is about 9675.0390696886. The cubic root of 93606381 is about 454.0480536119.
It can be divided in two parts, 9360638 and 1, that added together give a palindrome (9360639).
The spelling of 93606381 in words is "ninety-three million, six hundred six thousand, three hundred eighty-one".
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