Base | Representation |
---|---|
bin | 111010101100… |
… | …1110001000001 |
3 | 2010220121021010 |
4 | 1311121301001 |
5 | 30334321020 |
6 | 3015351133 |
7 | 522411033 |
oct | 165316101 |
9 | 63817233 |
10 | 30776385 |
11 | 16410832 |
12 | a3824a9 |
13 | 64b74a3 |
14 | 4131c53 |
15 | 2a7dde0 |
hex | 1d59c41 |
30776385 has 8 divisors (see below), whose sum is σ = 49242240. Its totient is φ = 16414064.
The previous prime is 30776377. The next prime is 30776387. The reversal of 30776385 is 58367703.
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 30776385 - 23 = 30776377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30776387) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1025865 + ... + 1025894.
It is an arithmetic number, because the mean of its divisors is an integer number (6155280).
Almost surely, 230776385 is an apocalyptic number.
It is an amenable number.
30776385 is a deficient number, since it is larger than the sum of its proper divisors (18465855).
30776385 is a wasteful number, since it uses less digits than its factorization.
30776385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2051767.
The product of its (nonzero) digits is 105840, while the sum is 39.
The square root of 30776385 is about 5547.6467984182. The cubic root of 30776385 is about 313.3809086002.
The spelling of 30776385 in words is "thirty million, seven hundred seventy-six thousand, three hundred eighty-five".
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