Base | Representation |
---|---|
bin | 110000000001100001… |
… | …0111000001001011101 |
3 | 100212012022212002222120 |
4 | 1200003002320021131 |
5 | 3142202324113041 |
6 | 115213304133153 |
7 | 10310444044356 |
oct | 1400302701135 |
9 | 325168762876 |
10 | 103130301021 |
11 | 3a812403640 |
12 | 17ba21671b9 |
13 | 99571b6777 |
14 | 4dc4aa4d2d |
15 | 2a38e6b366 |
hex | 18030b825d |
103130301021 has 32 divisors (see below), whose sum is σ = 156231991296. Its totient is φ = 59957352000.
The previous prime is 103130300983. The next prime is 103130301031. The reversal of 103130301021 is 120103031301.
It is not a de Polignac number, because 103130301021 - 217 = 103130169949 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103130301031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 508125 + ... + 681506.
It is an arithmetic number, because the mean of its divisors is an integer number (4882249728).
Almost surely, 2103130301021 is an apocalyptic number.
103130301021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
103130301021 is a deficient number, since it is larger than the sum of its proper divisors (53101690275).
103130301021 is a wasteful number, since it uses less digits than its factorization.
103130301021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1189753.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 103130301021 its reverse (120103031301), we get a palindrome (223233332322).
The spelling of 103130301021 in words is "one hundred three billion, one hundred thirty million, three hundred one thousand, twenty-one".
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