Base | Representation |
---|---|
bin | 10010010100101… |
… | …011110010101110 |
3 | 210102110011011220 |
4 | 102110223302232 |
5 | 1112144142032 |
6 | 50300524210 |
7 | 10421650212 |
oct | 2224536256 |
9 | 712404156 |
10 | 307412142 |
11 | 148587324 |
12 | 86b50666 |
13 | 4b8c479b |
14 | 2cb82942 |
15 | 1bec512c |
hex | 1252bcae |
307412142 has 16 divisors (see below), whose sum is σ = 618897792. Its totient is φ = 101791800.
The previous prime is 307412081. The next prime is 307412143. The reversal of 307412142 is 241214703.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (307412143) 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, 168748 + ... + 170559.
It is an arithmetic number, because the mean of its divisors is an integer number (38681112).
Almost surely, 2307412142 is an apocalyptic number.
307412142 is an abundant number, since it is smaller than the sum of its proper divisors (311485650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
307412142 is a wasteful number, since it uses less digits than its factorization.
307412142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 339463.
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 307412142 is about 17533.1726165004. The cubic root of 307412142 is about 674.9014155063.
Adding to 307412142 its reverse (241214703), we get a palindrome (548626845).
The spelling of 307412142 in words is "three hundred seven million, four hundred twelve thousand, one hundred forty-two".
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