Base | Representation |
---|---|
bin | 110000001001001110… |
… | …1101111000101111101 |
3 | 100212212100122101100111 |
4 | 1200102131233011331 |
5 | 3143220041000221 |
6 | 115255105030021 |
7 | 10320035000104 |
oct | 1402235570575 |
9 | 325770571314 |
10 | 103389000061 |
11 | 3a935438aa6 |
12 | 18054925311 |
13 | 9998983819 |
14 | 500b1a703b |
15 | 2a51a1cbe1 |
hex | 181276f17d |
103389000061 has 4 divisors (see below), whose sum is σ = 108830526400. Its totient is φ = 97947473724.
The previous prime is 103389000031. The next prime is 103389000083. The reversal of 103389000061 is 160000983301.
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: 160000983301 = 967 ⋅165461203.
It is not a de Polignac number, because 103389000061 - 227 = 103254782333 is a prime.
It is a super-2 number, since 2×1033890000612 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 103388999987 and 103389000032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103389000031) 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, 2720763141 + ... + 2720763178.
It is an arithmetic number, because the mean of its divisors is an integer number (27207631600).
Almost surely, 2103389000061 is an apocalyptic number.
It is an amenable number.
103389000061 is a deficient number, since it is larger than the sum of its proper divisors (5441526339).
103389000061 is an equidigital number, since it uses as much as digits as its factorization.
103389000061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5441526338.
The product of its (nonzero) digits is 3888, while the sum is 31.
Adding to 103389000061 its reverse (160000983301), we get a palindrome (263389983362).
The spelling of 103389000061 in words is "one hundred three billion, three hundred eighty-nine million, sixty-one", and thus it is an aban number.
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