Base | Representation |
---|---|
bin | 111001010111… |
… | …1111010001110 |
3 | 2002121020220022 |
4 | 1302233322032 |
5 | 30200040104 |
6 | 2552422142 |
7 | 513452462 |
oct | 162577216 |
9 | 62536808 |
10 | 30080654 |
11 | 15a8604a |
12 | a0a7952 |
13 | 6302906 |
14 | 3dd04a2 |
15 | 2992bbe |
hex | 1cafe8e |
30080654 has 8 divisors (see below), whose sum is σ = 45221088. Its totient is φ = 15006960.
The previous prime is 30080623. The next prime is 30080657. The reversal of 30080654 is 45608003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30080657) 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, 15542 + ... + 17369.
It is an arithmetic number, because the mean of its divisors is an integer number (5652636).
Almost surely, 230080654 is an apocalyptic number.
30080654 is a deficient number, since it is larger than the sum of its proper divisors (15140434).
30080654 is a wasteful number, since it uses less digits than its factorization.
30080654 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33370.
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 30080654 is about 5484.5833023120. The cubic root of 30080654 is about 311.0014577945.
Adding to 30080654 its reverse (45608003), we get a palindrome (75688657).
The spelling of 30080654 in words is "thirty million, eighty thousand, six hundred fifty-four".
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