Base | Representation |
---|---|
bin | 111010100011… |
… | …1011101001110 |
3 | 2010202210101112 |
4 | 1311013131032 |
5 | 30324421030 |
6 | 3014012022 |
7 | 521646266 |
oct | 165073516 |
9 | 63683345 |
10 | 30701390 |
11 | 1636a455 |
12 | a347012 |
13 | 648c305 |
14 | 41127a6 |
15 | 2a66a95 |
hex | 1d4774e |
30701390 has 8 divisors (see below), whose sum is σ = 55262520. Its totient is φ = 12280552.
The previous prime is 30701383. The next prime is 30701393. The reversal of 30701390 is 9310703.
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 (30701393) 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, 1535060 + ... + 1535079.
It is an arithmetic number, because the mean of its divisors is an integer number (6907815).
Almost surely, 230701390 is an apocalyptic number.
30701390 is a deficient number, since it is larger than the sum of its proper divisors (24561130).
30701390 is a wasteful number, since it uses less digits than its factorization.
30701390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3070146.
The product of its (nonzero) digits is 567, while the sum is 23.
The square root of 30701390 is about 5540.8835035579. The cubic root of 30701390 is about 313.1261557348.
The spelling of 30701390 in words is "thirty million, seven hundred one thousand, three hundred ninety".
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