Base | Representation |
---|---|
bin | 111010001011… |
… | …0110111000110 |
3 | 2010101200100101 |
4 | 1310112313012 |
5 | 30302033332 |
6 | 3005434314 |
7 | 520160053 |
oct | 164266706 |
9 | 63350311 |
10 | 30502342 |
11 | 16243952 |
12 | a26b99a |
13 | 641c830 |
14 | 40a002a |
15 | 2a27ae7 |
hex | 1d16dc6 |
30502342 has 32 divisors (see below), whose sum is σ = 51004800. Its totient is φ = 13592448.
The previous prime is 30502337. The next prime is 30502349. The reversal of 30502342 is 24320503.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30502349) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133084 + ... + 133312.
It is an arithmetic number, because the mean of its divisors is an integer number (1593900).
Almost surely, 230502342 is an apocalyptic number.
30502342 is a deficient number, since it is larger than the sum of its proper divisors (20502458).
30502342 is a wasteful number, since it uses less digits than its factorization.
30502342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400.
The product of its (nonzero) digits is 720, while the sum is 19.
The square root of 30502342 is about 5522.8925392406. The cubic root of 30502342 is about 312.4479853695.
Adding to 30502342 its reverse (24320503), we get a palindrome (54822845).
The spelling of 30502342 in words is "thirty million, five hundred two thousand, three hundred forty-two".
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