Base | Representation |
---|---|
bin | 1110011000010… |
… | …10110101110010 |
3 | 22101222200010120 |
4 | 13030022311302 |
5 | 221340140032 |
6 | 15545311110 |
7 | 2663225556 |
oct | 714126562 |
9 | 271880116 |
10 | 120630642 |
11 | 62102650 |
12 | 34495496 |
13 | 1bcb7ca2 |
14 | 12041866 |
15 | a8cc62c |
hex | 730ad72 |
120630642 has 16 divisors (see below), whose sum is σ = 263194272. Its totient is φ = 36554720.
The previous prime is 120630637. The next prime is 120630647. The reversal of 120630642 is 246036021.
It is an interprime number because it is at equal distance from previous prime (120630637) and next prime (120630647).
It is not an unprimeable number, because it can be changed into a prime (120630647) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 913803 + ... + 913934.
It is an arithmetic number, because the mean of its divisors is an integer number (16449642).
Almost surely, 2120630642 is an apocalyptic number.
120630642 is an abundant number, since it is smaller than the sum of its proper divisors (142563630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120630642 is a wasteful number, since it uses less digits than its factorization.
120630642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1827753.
The product of its (nonzero) digits is 1728, while the sum is 24.
The square root of 120630642 is about 10983.1981681111. The cubic root of 120630642 is about 494.1049594765.
Adding to 120630642 its reverse (246036021), we get a palindrome (366666663).
The spelling of 120630642 in words is "one hundred twenty million, six hundred thirty thousand, six hundred forty-two".
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