Base | Representation |
---|---|
bin | 111010110101… |
… | …1001011110110 |
3 | 2011001020010200 |
4 | 1311223023312 |
5 | 30344111414 |
6 | 3021101330 |
7 | 523126041 |
oct | 165531366 |
9 | 64036120 |
10 | 30847734 |
11 | 1645a3a5 |
12 | a3b7846 |
13 | 6510ac8 |
14 | 414dc58 |
15 | 2a95109 |
hex | 1d6b2f6 |
30847734 has 12 divisors (see below), whose sum is σ = 66836796. Its totient is φ = 10282572.
The previous prime is 30847721. The next prime is 30847771. The reversal of 30847734 is 43774803.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 856864 + ... + 856899.
It is an arithmetic number, because the mean of its divisors is an integer number (5569733).
Almost surely, 230847734 is an apocalyptic number.
30847734 is an abundant number, since it is smaller than the sum of its proper divisors (35989062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30847734 is a wasteful number, since it uses less digits than its factorization.
30847734 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1713771 (or 1713768 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 36.
The square root of 30847734 is about 5554.0736401312. The cubic root of 30847734 is about 313.6228923812.
The spelling of 30847734 in words is "thirty million, eight hundred forty-seven thousand, seven hundred thirty-four".
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