Base | Representation |
---|---|
bin | 111010101011… |
… | …0110111000101 |
3 | 2010212222221101 |
4 | 1311112313011 |
5 | 30333430420 |
6 | 3015220101 |
7 | 522331243 |
oct | 165266705 |
9 | 63788841 |
10 | 30764485 |
11 | 164028a4 |
12 | a377631 |
13 | 64b1c4b |
14 | 412b793 |
15 | 2a7a60a |
hex | 1d56dc5 |
30764485 has 8 divisors (see below), whose sum is σ = 36949536. Its totient is φ = 24590160.
The previous prime is 30764483. The next prime is 30764491. The reversal of 30764485 is 58446703.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30764485 - 21 = 30764483 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30764483) 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, 6490 + ... + 10180.
It is an arithmetic number, because the mean of its divisors is an integer number (4618692).
Almost surely, 230764485 is an apocalyptic number.
It is an amenable number.
30764485 is a deficient number, since it is larger than the sum of its proper divisors (6185051).
30764485 is a wasteful number, since it uses less digits than its factorization.
30764485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5363.
The product of its (nonzero) digits is 80640, while the sum is 37.
The square root of 30764485 is about 5546.5741678986. The cubic root of 30764485 is about 313.3405127624.
The spelling of 30764485 in words is "thirty million, seven hundred sixty-four thousand, four hundred eighty-five".
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