Base | Representation |
---|---|
bin | 111010100100… |
… | …0111001101110 |
3 | 2010210002111210 |
4 | 1311020321232 |
5 | 30330113220 |
6 | 3014055250 |
7 | 522002454 |
oct | 165107156 |
9 | 63702453 |
10 | 30707310 |
11 | 16373947 |
12 | a34a526 |
13 | 6491c0a |
14 | 41149d4 |
15 | 2a686e0 |
hex | 1d48e6e |
30707310 has 16 divisors (see below), whose sum is σ = 73697616. Its totient is φ = 8188608.
The previous prime is 30707293. The next prime is 30707351. The reversal of 30707310 is 1370703.
It is a super-2 number, since 2×307073102 = 1885877774872200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 511759 + ... + 511818.
It is an arithmetic number, because the mean of its divisors is an integer number (4606101).
Almost surely, 230707310 is an apocalyptic number.
30707310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30707310 is an abundant number, since it is smaller than the sum of its proper divisors (42990306).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30707310 is a wasteful number, since it uses less digits than its factorization.
30707310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1023587.
The product of its (nonzero) digits is 441, while the sum is 21.
The square root of 30707310 is about 5541.4176886425. The cubic root of 30707310 is about 313.1462806402.
The spelling of 30707310 in words is "thirty million, seven hundred seven thousand, three hundred ten".
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