Base | Representation |
---|---|
bin | 100111010011… |
… | …001010111110 |
3 | 201101101212211 |
4 | 213103022332 |
5 | 10114132032 |
6 | 1004451034 |
7 | 153365254 |
oct | 47231276 |
9 | 21341784 |
10 | 10302142 |
11 | 58a7174 |
12 | 3549a7a |
13 | 2199256 |
14 | 15225d4 |
15 | d87747 |
hex | 9d32be |
10302142 has 8 divisors (see below), whose sum is σ = 16266600. Its totient is φ = 4879944.
The previous prime is 10302139. The next prime is 10302143. The reversal of 10302142 is 24120301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×103021422 = 212268259576328, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10302143) 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, 135517 + ... + 135592.
It is an arithmetic number, because the mean of its divisors is an integer number (2033325).
Almost surely, 210302142 is an apocalyptic number.
10302142 is a deficient number, since it is larger than the sum of its proper divisors (5964458).
10302142 is a wasteful number, since it uses less digits than its factorization.
10302142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271130.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 10302142 is about 3209.6950010866. The cubic root of 10302142 is about 217.5917928484.
Adding to 10302142 its reverse (24120301), we get a palindrome (34422443).
The spelling of 10302142 in words is "ten million, three hundred two thousand, one hundred forty-two".
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