Base | Representation |
---|---|
bin | 111010110110… |
… | …1000010101110 |
3 | 2011001121120110 |
4 | 1311231002232 |
5 | 30344332332 |
6 | 3021200450 |
7 | 523160160 |
oct | 165550256 |
9 | 64047513 |
10 | 30855342 |
11 | 16465091 |
12 | a400126 |
13 | 65143cb |
14 | 4152930 |
15 | 2a974cc |
hex | 1d6d0ae |
30855342 has 32 divisors (see below), whose sum is σ = 70785792. Its totient is φ = 8783424.
The previous prime is 30855337. The next prime is 30855361. The reversal of 30855342 is 24355803.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11698 + ... + 14090.
It is an arithmetic number, because the mean of its divisors is an integer number (2212056).
Almost surely, 230855342 is an apocalyptic number.
30855342 is an abundant number, since it is smaller than the sum of its proper divisors (39930450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30855342 is a wasteful number, since it uses less digits than its factorization.
30855342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2712.
The product of its (nonzero) digits is 14400, while the sum is 30.
The square root of 30855342 is about 5554.7585006011. The cubic root of 30855342 is about 313.6486732791.
The spelling of 30855342 in words is "thirty million, eight hundred fifty-five thousand, three hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •