Base | Representation |
---|---|
bin | 111010000101… |
… | …0001111101000 |
3 | 2010022001110101 |
4 | 1310022033220 |
5 | 30243410124 |
6 | 3004355144 |
7 | 516553306 |
oct | 164121750 |
9 | 63261411 |
10 | 30450664 |
11 | 16209042 |
12 | a245ab4 |
13 | 640215a |
14 | 4089276 |
15 | 2a17644 |
hex | 1d0a3e8 |
30450664 has 8 divisors (see below), whose sum is σ = 57095010. Its totient is φ = 15225328.
The previous prime is 30450653. The next prime is 30450671. The reversal of 30450664 is 46605403.
It can be written as a sum of positive squares in only one way, i.e., 18130564 + 12320100 = 4258^2 + 3510^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1903159 + ... + 1903174.
Almost surely, 230450664 is an apocalyptic number.
It is an amenable number.
30450664 is a deficient number, since it is larger than the sum of its proper divisors (26644346).
30450664 is a wasteful number, since it uses less digits than its factorization.
30450664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3806339 (or 3806335 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 28.
The square root of 30450664 is about 5518.2120292718. The cubic root of 30450664 is about 312.2714326497.
The spelling of 30450664 in words is "thirty million, four hundred fifty thousand, six hundred sixty-four".
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