Base | Representation |
---|---|
bin | 101111100011001001… |
… | …1010100111100101001 |
3 | 100202120022020120110121 |
4 | 1133012103110330221 |
5 | 3133110431444423 |
6 | 114524221243241 |
7 | 10243260622423 |
oct | 1370623247451 |
9 | 322508216417 |
10 | 102111203113 |
11 | 3a33a126267 |
12 | 17958a03521 |
13 | 982402095a |
14 | 4d295c5813 |
15 | 29c976645d |
hex | 17c64d4f29 |
102111203113 has 8 divisors (see below), whose sum is σ = 102945907368. Its totient is φ = 101277794304.
The previous prime is 102111203099. The next prime is 102111203141. The reversal of 102111203113 is 311302111201.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 9970421904 + 92140781209 = 99852^2 + 303547^2 .
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 102111203113 - 25 = 102111203081 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102111203413) 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, 165256 + ... + 481177.
It is an arithmetic number, because the mean of its divisors is an integer number (12868238421).
Almost surely, 2102111203113 is an apocalyptic number.
It is an amenable number.
102111203113 is a deficient number, since it is larger than the sum of its proper divisors (834704255).
102111203113 is a wasteful number, since it uses less digits than its factorization.
102111203113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 647723.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 102111203113 its reverse (311302111201), we get a palindrome (413413314314).
The spelling of 102111203113 in words is "one hundred two billion, one hundred eleven million, two hundred three thousand, one hundred thirteen".
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