Base | Representation |
---|---|
bin | 1110010101111… |
… | …00100101010101 |
3 | 22101101101102200 |
4 | 13022330211111 |
5 | 221244410401 |
6 | 15534355113 |
7 | 2660422212 |
oct | 712744525 |
9 | 271341380 |
10 | 120310101 |
11 | 61a0383a |
12 | 3435ba99 |
13 | 1bc05112 |
14 | 11d9ab09 |
15 | a867686 |
hex | 72bc955 |
120310101 has 12 divisors (see below), whose sum is σ = 179387520. Its totient is φ = 77619240.
The previous prime is 120310097. The next prime is 120310103. The reversal of 120310101 is 101013021.
It is not a de Polignac number, because 120310101 - 22 = 120310097 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120310103) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215331 + ... + 215888.
It is an arithmetic number, because the mean of its divisors is an integer number (14948960).
Almost surely, 2120310101 is an apocalyptic number.
It is an amenable number.
120310101 is a deficient number, since it is larger than the sum of its proper divisors (59077419).
120310101 is a wasteful number, since it uses less digits than its factorization.
120310101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 431256 (or 431253 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
The square root of 120310101 is about 10968.5961271258. The cubic root of 120310101 is about 493.6669243127. Note that the first 3 decimals are identical.
Adding to 120310101 its reverse (101013021), we get a palindrome (221323122).
The spelling of 120310101 in words is "one hundred twenty million, three hundred ten thousand, one hundred one".
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