Base | Representation |
---|---|
bin | 111010010010… |
… | …1000001010100 |
3 | 2010111121220110 |
4 | 1310211001110 |
5 | 30310412330 |
6 | 3011003020 |
7 | 520521126 |
oct | 164450124 |
9 | 63447813 |
10 | 30560340 |
11 | 16283488 |
12 | a299470 |
13 | 6440055 |
14 | 40b7216 |
15 | 2a39db0 |
hex | 1d25054 |
30560340 has 48 divisors (see below), whose sum is σ = 87397632. Its totient is φ = 7975296.
The previous prime is 30560323. The next prime is 30560357. The reversal of 30560340 is 4306503.
It is an interprime number because it is at equal distance from previous prime (30560323) and next prime (30560357).
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, 2599 + ... + 8238.
It is an arithmetic number, because the mean of its divisors is an integer number (1820784).
Almost surely, 230560340 is an apocalyptic number.
30560340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30560340 is an abundant number, since it is smaller than the sum of its proper divisors (56837292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30560340 is a wasteful number, since it uses less digits than its factorization.
30560340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10896 (or 10894 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 30560340 is about 5528.1407362693. The cubic root of 30560340 is about 312.6458924120.
Adding to 30560340 its reverse (4306503), we get a palindrome (34866843).
The spelling of 30560340 in words is "thirty million, five hundred sixty thousand, three hundred forty".
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