Base | Representation |
---|---|
bin | 110101110000110011… |
… | …010111110001111101 |
3 | 12112000002201000002120 |
4 | 311300303113301331 |
5 | 1421211113333124 |
6 | 42304111513153 |
7 | 4112350111215 |
oct | 656063276175 |
9 | 175002630076 |
10 | 57727089789 |
11 | 22533489a76 |
12 | b2308287b9 |
13 | 559c8ab4c5 |
14 | 2b18a77245 |
15 | 177ce32d79 |
hex | d70cd7c7d |
57727089789 has 8 divisors (see below), whose sum is σ = 77762952960. Its totient is φ = 38087976576.
The previous prime is 57727089781. The next prime is 57727089793. The reversal of 57727089789 is 98798072775.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 57727089789 - 23 = 57727089781 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57727089781) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99187149 + ... + 99187730.
It is an arithmetic number, because the mean of its divisors is an integer number (9720369120).
Almost surely, 257727089789 is an apocalyptic number.
It is an amenable number.
57727089789 is a deficient number, since it is larger than the sum of its proper divisors (20035863171).
57727089789 is a wasteful number, since it uses less digits than its factorization.
57727089789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198374979.
The product of its (nonzero) digits is 124467840, while the sum is 69.
The spelling of 57727089789 in words is "fifty-seven billion, seven hundred twenty-seven million, eighty-nine thousand, seven hundred eighty-nine".
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