Base | Representation |
---|---|
bin | 1110010011110… |
… | …11001011010011 |
3 | 22100212202221020 |
4 | 13021323023103 |
5 | 221212322240 |
6 | 15524530523 |
7 | 2655225150 |
oct | 711731323 |
9 | 270782836 |
10 | 120042195 |
11 | 61840529 |
12 | 34250a43 |
13 | 1bb401b0 |
14 | 11d2b227 |
15 | a8130d0 |
hex | 727b2d3 |
120042195 has 32 divisors (see below), whose sum is σ = 236393472. Its totient is φ = 50654592.
The previous prime is 120042193. The next prime is 120042203. The reversal of 120042195 is 591240021.
It is not a de Polignac number, because 120042195 - 21 = 120042193 is a prime.
It is not an unprimeable number, because it can be changed into a prime (120042193) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42607 + ... + 45336.
It is an arithmetic number, because the mean of its divisors is an integer number (7387296).
Almost surely, 2120042195 is an apocalyptic number.
120042195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
120042195 is a deficient number, since it is larger than the sum of its proper divisors (116351277).
120042195 is a wasteful number, since it uses less digits than its factorization.
120042195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87971.
The product of its (nonzero) digits is 720, while the sum is 24.
The square root of 120042195 is about 10956.3769102747. The cubic root of 120042195 is about 493.3002202127.
The spelling of 120042195 in words is "one hundred twenty million, forty-two thousand, one hundred ninety-five".
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