Base | Representation |
---|---|
bin | 110000001101011100… |
… | …1101101111110001111 |
3 | 100220020020000000210111 |
4 | 1200122321231332033 |
5 | 3144012310200411 |
6 | 115321123020451 |
7 | 10323404116420 |
oct | 1403271557617 |
9 | 326206000714 |
10 | 103530553231 |
11 | 3a9a8330a96 |
12 | 1809420a727 |
13 | 99bc0b5ab1 |
14 | 5021cd3647 |
15 | 2a5e17e721 |
hex | 181ae6df8f |
103530553231 has 16 divisors (see below), whose sum is σ = 125426638080. Its totient is φ = 83423134080.
The previous prime is 103530553199. The next prime is 103530553429. The reversal of 103530553231 is 132355035301.
It is a cyclic number.
It is not a de Polignac number, because 103530553231 - 25 = 103530553199 is a prime.
It is a super-2 number, since 2×1035305532312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
103530553231 is a modest number, since divided by 553231 gives 10353 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 103530553193 and 103530553202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103536553231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404185 + ... + 608626.
It is an arithmetic number, because the mean of its divisors is an integer number (7839164880).
Almost surely, 2103530553231 is an apocalyptic number.
103530553231 is a deficient number, since it is larger than the sum of its proper divisors (21896084849).
103530553231 is a wasteful number, since it uses less digits than its factorization.
103530553231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1013694.
The product of its (nonzero) digits is 20250, while the sum is 31.
Adding to 103530553231 its reverse (132355035301), we get a palindrome (235885588532).
The spelling of 103530553231 in words is "one hundred three billion, five hundred thirty million, five hundred fifty-three thousand, two hundred thirty-one".
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