Base | Representation |
---|---|
bin | 1110010100010… |
… | …10000010111111 |
3 | 22100222212111002 |
4 | 13022022002333 |
5 | 221221244403 |
6 | 15530120515 |
7 | 2655600551 |
oct | 712120277 |
9 | 270885432 |
10 | 120103103 |
11 | 6188226a |
12 | 3428013b |
13 | 1bb61b33 |
14 | 11d454d1 |
15 | a826188 |
hex | 728a0bf |
120103103 has 4 divisors (see below), whose sum is σ = 121794768. Its totient is φ = 118411440.
The previous prime is 120103069. The next prime is 120103111. The reversal of 120103103 is 301301021.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120103103 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120103133) 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, 845726 + ... + 845867.
It is an arithmetic number, because the mean of its divisors is an integer number (30448692).
Almost surely, 2120103103 is an apocalyptic number.
120103103 is a deficient number, since it is larger than the sum of its proper divisors (1691665).
120103103 is an equidigital number, since it uses as much as digits as its factorization.
120103103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1691664.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 120103103 is about 10959.1561262718. The cubic root of 120103103 is about 493.3836376855.
Adding to 120103103 its reverse (301301021), we get a palindrome (421404124).
The spelling of 120103103 in words is "one hundred twenty million, one hundred three thousand, one hundred three".
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