Base | Representation |
---|---|
bin | 111010100100… |
… | …0010101000100 |
3 | 2010202222021220 |
4 | 1311020111010 |
5 | 30330024324 |
6 | 3014040340 |
7 | 521662563 |
oct | 165102504 |
9 | 63688256 |
10 | 30704964 |
11 | 16372104 |
12 | a3490b0 |
13 | 6490b24 |
14 | 4113bda |
15 | 2a67b79 |
hex | 1d48544 |
30704964 has 12 divisors (see below), whose sum is σ = 71644944. Its totient is φ = 10234984.
The previous prime is 30704963. The next prime is 30704983. The reversal of 30704964 is 46940703.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-4 number, since 4×307049644 (a number of 31 digits) contains 4444 as substring.
It is not an unprimeable number, because it can be changed into a prime (30704963) 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, 1279362 + ... + 1279385.
It is an arithmetic number, because the mean of its divisors is an integer number (5970412).
Almost surely, 230704964 is an apocalyptic number.
It is an amenable number.
30704964 is an abundant number, since it is smaller than the sum of its proper divisors (40939980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30704964 is a wasteful number, since it uses less digits than its factorization.
30704964 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2558754 (or 2558752 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 33.
The square root of 30704964 is about 5541.2060059160. The cubic root of 30704964 is about 313.1383057760.
The spelling of 30704964 in words is "thirty million, seven hundred four thousand, nine hundred sixty-four".
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