Base | Representation |
---|---|
bin | 111001101011… |
… | …0110101111010 |
3 | 2002220100122112 |
4 | 1303112311322 |
5 | 30220140442 |
6 | 3000052322 |
7 | 515015423 |
oct | 163266572 |
9 | 62810575 |
10 | 30240122 |
11 | 16084940 |
12 | a1640a2 |
13 | 635a383 |
14 | 403264a |
15 | 29c5082 |
hex | 1cd6d7a |
30240122 has 8 divisors (see below), whose sum is σ = 49483872. Its totient is φ = 13745500.
The previous prime is 30240121. The next prime is 30240131. The reversal of 30240122 is 22104203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 30240097 and 30240106.
It is not an unprimeable number, because it can be changed into a prime (30240121) 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, 687254 + ... + 687297.
It is an arithmetic number, because the mean of its divisors is an integer number (6185484).
Almost surely, 230240122 is an apocalyptic number.
30240122 is a deficient number, since it is larger than the sum of its proper divisors (19243750).
30240122 is a wasteful number, since it uses less digits than its factorization.
30240122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1374564.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 30240122 is about 5499.1019266786. The cubic root of 30240122 is about 311.5500650816.
Adding to 30240122 its reverse (22104203), we get a palindrome (52344325).
The spelling of 30240122 in words is "thirty million, two hundred forty thousand, one hundred twenty-two".
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