Base | Representation |
---|---|
bin | 101011101111100101… |
… | …1000101111000101101 |
3 | 22222110201221021102001 |
4 | 1113133023011320231 |
5 | 3014341231240302 |
6 | 111053232532301 |
7 | 6533612262454 |
oct | 1273713057055 |
9 | 288421837361 |
10 | 93938540077 |
11 | 36925947598 |
12 | 162579b1091 |
13 | 8b20aa5375 |
14 | 4792013b9b |
15 | 269c011787 |
hex | 15df2c5e2d |
93938540077 has 4 divisors (see below), whose sum is σ = 93964329760. Its totient is φ = 93912750396.
The previous prime is 93938540071. The next prime is 93938540081. The reversal of 93938540077 is 77004583939.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77004583939 = 1049 ⋅73407611.
It is a cyclic number.
It is not a de Polignac number, because 93938540077 - 27 = 93938539949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (93938540071) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12889377 + ... + 12896662.
It is an arithmetic number, because the mean of its divisors is an integer number (23491082440).
Almost surely, 293938540077 is an apocalyptic number.
It is an amenable number.
93938540077 is a deficient number, since it is larger than the sum of its proper divisors (25789683).
93938540077 is a wasteful number, since it uses less digits than its factorization.
93938540077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25789682.
The product of its (nonzero) digits is 5715360, while the sum is 55.
The spelling of 93938540077 in words is "ninety-three billion, nine hundred thirty-eight million, five hundred forty thousand, seventy-seven".
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