Base | Representation |
---|---|
bin | 111000110101101100… |
… | …011101001101101001 |
3 | 12211112022102222011102 |
4 | 320311230131031221 |
5 | 1444442234413320 |
6 | 44011553011145 |
7 | 4260250513025 |
oct | 706554351551 |
9 | 184468388142 |
10 | 61030388585 |
11 | 23979077281 |
12 | b9b2b53ab5 |
13 | 59a807718a |
14 | 2d4d671385 |
15 | 18c2e38175 |
hex | e35b1d369 |
61030388585 has 8 divisors (see below), whose sum is σ = 77091017280. Its totient is φ = 46254610224.
The previous prime is 61030388579. The next prime is 61030388663. The reversal of 61030388585 is 58588303016.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 61030388585 - 214 = 61030372201 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321212477 + ... + 321212666.
It is an arithmetic number, because the mean of its divisors is an integer number (9636377160).
Almost surely, 261030388585 is an apocalyptic number.
It is an amenable number.
61030388585 is a deficient number, since it is larger than the sum of its proper divisors (16060628695).
61030388585 is a wasteful number, since it uses less digits than its factorization.
61030388585 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 642425167.
The product of its (nonzero) digits is 691200, while the sum is 47.
The spelling of 61030388585 in words is "sixty-one billion, thirty million, three hundred eighty-eight thousand, five hundred eighty-five".
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