Base | Representation |
---|---|
bin | 111010100100… |
… | …0111010110001 |
3 | 2010210002121021 |
4 | 1311020322301 |
5 | 30330114002 |
6 | 3014055441 |
7 | 522002611 |
oct | 165107261 |
9 | 63702537 |
10 | 30707377 |
11 | 163739a8 |
12 | a34a581 |
13 | 6491c5c |
14 | 4114a41 |
15 | 2a68737 |
hex | 1d48eb1 |
30707377 has 8 divisors (see below), whose sum is σ = 31235400. Its totient is φ = 30182400.
The previous prime is 30707359. The next prime is 30707381. The reversal of 30707377 is 77370703.
It can be written as a sum of positive squares in 4 ways, for example, as 21939856 + 8767521 = 4684^2 + 2961^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30707377 - 219 = 30183089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30707357) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28749 + ... + 29797.
It is an arithmetic number, because the mean of its divisors is an integer number (3904425).
Almost surely, 230707377 is an apocalyptic number.
It is an amenable number.
30707377 is a deficient number, since it is larger than the sum of its proper divisors (528023).
30707377 is a wasteful number, since it uses less digits than its factorization.
30707377 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1523.
The product of its (nonzero) digits is 21609, while the sum is 34.
The square root of 30707377 is about 5541.4237340236. The cubic root of 30707377 is about 313.1465083904.
The spelling of 30707377 in words is "thirty million, seven hundred seven thousand, three hundred seventy-seven".
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