Base | Representation |
---|---|
bin | 101111111101111110… |
… | …0001010011010100001 |
3 | 100211220000120002100211 |
4 | 1133323330022122201 |
5 | 3141431320202241 |
6 | 115153405214121 |
7 | 10304465622433 |
oct | 1377374123241 |
9 | 324800502324 |
10 | 103011100321 |
11 | 3a761098368 |
12 | 17b6a261341 |
13 | 99385ac5cc |
14 | 4db2d16653 |
15 | 2a2d772781 |
hex | 17fbf0a6a1 |
103011100321 has 4 divisors (see below), whose sum is σ = 108432737200. Its totient is φ = 97589463444.
The previous prime is 103011100271. The next prime is 103011100331. The reversal of 103011100321 is 123001110301.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 123001110301 = 109913 ⋅1119077.
It is a cyclic number.
It is not a de Polignac number, because 103011100321 - 217 = 103010969249 is a prime.
It is a super-2 number, since 2×1030111003212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103011100331) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2710818411 + ... + 2710818448.
It is an arithmetic number, because the mean of its divisors is an integer number (27108184300).
Almost surely, 2103011100321 is an apocalyptic number.
It is an amenable number.
103011100321 is a deficient number, since it is larger than the sum of its proper divisors (5421636879).
103011100321 is an equidigital number, since it uses as much as digits as its factorization.
103011100321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5421636878.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 103011100321 its reverse (123001110301), we get a palindrome (226012210622).
The spelling of 103011100321 in words is "one hundred three billion, eleven million, one hundred thousand, three hundred twenty-one".
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