Base | Representation |
---|---|
bin | 1110010101000… |
… | …10001101110111 |
3 | 22101011220021202 |
4 | 13022202031313 |
5 | 221232431403 |
6 | 15532203115 |
7 | 2656462310 |
oct | 712421567 |
9 | 271156252 |
10 | 120202103 |
11 | 6193a68a |
12 | 3430949b |
13 | 1bb97c08 |
14 | 11d6d607 |
15 | a845688 |
hex | 72a2377 |
120202103 has 4 divisors (see below), whose sum is σ = 137373840. Its totient is φ = 103030368.
The previous prime is 120202081. The next prime is 120202123. The reversal of 120202103 is 301202021.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 120202103 - 218 = 119939959 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 (120202123) 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, 8585858 + ... + 8585871.
It is an arithmetic number, because the mean of its divisors is an integer number (34343460).
Almost surely, 2120202103 is an apocalyptic number.
120202103 is a deficient number, since it is larger than the sum of its proper divisors (17171737).
120202103 is an equidigital number, since it uses as much as digits as its factorization.
120202103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17171736.
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 120202103 is about 10963.6719670008. The cubic root of 120202103 is about 493.5191644793.
Adding to 120202103 its reverse (301202021), we get a palindrome (421404124).
The spelling of 120202103 in words is "one hundred twenty million, two hundred two thousand, one hundred three".
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