Base | Representation |
---|---|
bin | 110000000001100001… |
… | …0001100001110101101 |
3 | 100212012022111222020001 |
4 | 1200003002030032231 |
5 | 3142202302334013 |
6 | 115213300224301 |
7 | 10310442365044 |
oct | 1400302141655 |
9 | 325168458201 |
10 | 103130121133 |
11 | 3a8122a0476 |
12 | 17ba209b091 |
13 | 9957152920 |
14 | 4dc4a5955b |
15 | 2a38e32ddd |
hex | 180308c3ad |
103130121133 has 8 divisors (see below), whose sum is σ = 111067498808. Its totient is φ = 95193356544.
The previous prime is 103130121119. The next prime is 103130121139. The reversal of 103130121133 is 331121031301.
It can be written as a sum of positive squares in 4 ways, for example, as 13170316644 + 89959804489 = 114762^2 + 299933^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-103130121133 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 103130121133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103130121139) 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, 231985 + ... + 509977.
It is an arithmetic number, because the mean of its divisors is an integer number (13883437351).
Almost surely, 2103130121133 is an apocalyptic number.
103130121133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
103130121133 is a deficient number, since it is larger than the sum of its proper divisors (7937377675).
103130121133 is a wasteful number, since it uses less digits than its factorization.
103130121133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306543.
The product of its (nonzero) digits is 162, while the sum is 19.
Adding to 103130121133 its reverse (331121031301), we get a palindrome (434251152434).
The spelling of 103130121133 in words is "one hundred three billion, one hundred thirty million, one hundred twenty-one thousand, one hundred thirty-three".
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