Base | Representation |
---|---|
bin | 10010001000000… |
… | …011101011111110 |
3 | 210012012222201022 |
4 | 102020003223332 |
5 | 1110322232032 |
6 | 50101544142 |
7 | 10351553111 |
oct | 2210035376 |
9 | 705188638 |
10 | 304102142 |
11 | 146726493 |
12 | 85a15052 |
13 | 4b005cc6 |
14 | 2c560578 |
15 | 1ba6e512 |
hex | 12203afe |
304102142 has 8 divisors (see below), whose sum is σ = 461278800. Its totient is φ = 150342544.
The previous prime is 304102129. The next prime is 304102147. The reversal of 304102142 is 241201403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×3041021422 = 184956225537976328, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 304102142.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (304102147) 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, 854042 + ... + 854397.
It is an arithmetic number, because the mean of its divisors is an integer number (57659850).
Almost surely, 2304102142 is an apocalyptic number.
304102142 is a deficient number, since it is larger than the sum of its proper divisors (157176658).
304102142 is a wasteful number, since it uses less digits than its factorization.
304102142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1708530.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 304102142 is about 17438.5246508987. The cubic root of 304102142 is about 672.4703797017.
Adding to 304102142 its reverse (241201403), we get a palindrome (545303545).
The spelling of 304102142 in words is "three hundred four million, one hundred two thousand, one hundred forty-two".
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