Base | Representation |
---|---|
bin | 111010100100… |
… | …1111000010100 |
3 | 2010210022000011 |
4 | 1311021320110 |
5 | 30330230231 |
6 | 3014130004 |
7 | 522020236 |
oct | 165117024 |
9 | 63708004 |
10 | 30711316 |
11 | 16376959 |
12 | a350904 |
13 | 649399c |
14 | 4116256 |
15 | 2a699b1 |
hex | 1d49e14 |
30711316 has 12 divisors (see below), whose sum is σ = 56906388. Its totient is φ = 14452352.
The previous prime is 30711313. The next prime is 30711323. The reversal of 30711316 is 61311703.
It can be written as a sum of positive squares in 2 ways, for example, as 16240900 + 14470416 = 4030^2 + 3804^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30711313) 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, 225751 + ... + 225886.
It is an arithmetic number, because the mean of its divisors is an integer number (4742199).
Almost surely, 230711316 is an apocalyptic number.
It is an amenable number.
30711316 is a deficient number, since it is larger than the sum of its proper divisors (26195072).
30711316 is a wasteful number, since it uses less digits than its factorization.
30711316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 451658 (or 451656 counting only the distinct ones).
The product of its (nonzero) digits is 378, while the sum is 22.
The square root of 30711316 is about 5541.7791367033. The cubic root of 30711316 is about 313.1598974788.
The spelling of 30711316 in words is "thirty million, seven hundred eleven thousand, three hundred sixteen".
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