Base | Representation |
---|---|
bin | 111000110101101111… |
… | …101010101110011010 |
3 | 12211112101000201212100 |
4 | 320311233222232122 |
5 | 1444442443332422 |
6 | 44012023024230 |
7 | 4260260620134 |
oct | 706557525632 |
9 | 184471021770 |
10 | 61031230362 |
11 | 239795a1763 |
12 | b9b329b076 |
13 | 59a82b037b |
14 | 2d4d810054 |
15 | 18c30527ac |
hex | e35beab9a |
61031230362 has 48 divisors (see below), whose sum is σ = 134476130880. Its totient is φ = 20000065536.
The previous prime is 61031230331. The next prime is 61031230387. The reversal of 61031230362 is 26303213016.
It is a happy number.
61031230362 is a `hidden beast` number, since 610 + 3 + 12 + 3 + 0 + 36 + 2 = 666.
It is a super-2 number, since 2×610312303622 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 556314 + ... + 656922.
It is an arithmetic number, because the mean of its divisors is an integer number (2801586060).
Almost surely, 261031230362 is an apocalyptic number.
61031230362 is an abundant number, since it is smaller than the sum of its proper divisors (73444900518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61031230362 is a wasteful number, since it uses less digits than its factorization.
61031230362 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101187 (or 101184 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
Adding to 61031230362 its reverse (26303213016), we get a palindrome (87334443378).
The spelling of 61031230362 in words is "sixty-one billion, thirty-one million, two hundred thirty thousand, three hundred sixty-two".
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