Base | Representation |
---|---|
bin | 111010000000… |
… | …0100100100010 |
3 | 2010020001002220 |
4 | 1310000210202 |
5 | 30241123132 |
6 | 3003451510 |
7 | 516326634 |
oct | 164004442 |
9 | 63201086 |
10 | 30411042 |
11 | 161912a2 |
12 | a226b96 |
13 | 63ba0cc |
14 | 4078a54 |
15 | 2a0aa2c |
hex | 1d00922 |
30411042 has 8 divisors (see below), whose sum is σ = 60822096. Its totient is φ = 10137012.
The previous prime is 30411041. The next prime is 30411047. The reversal of 30411042 is 24011403.
It is a sphenic number, since it is the product of 3 distinct primes.
30411042 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (30411041) 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, 2534248 + ... + 2534259.
It is an arithmetic number, because the mean of its divisors is an integer number (7602762).
Almost surely, 230411042 is an apocalyptic number.
30411042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30411042 is a wasteful number, since it uses less digits than its factorization.
30411042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5068512.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 30411042 is about 5514.6207485193. The cubic root of 30411042 is about 312.1359327141.
Adding to 30411042 its reverse (24011403), we get a palindrome (54422445).
The spelling of 30411042 in words is "thirty million, four hundred eleven thousand, forty-two".
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