Base | Representation |
---|---|
bin | 111010000111… |
… | …0110010000000 |
3 | 2010022222221200 |
4 | 1310032302000 |
5 | 30300003443 |
6 | 3005021200 |
7 | 516661425 |
oct | 164166200 |
9 | 63288850 |
10 | 30469248 |
11 | 16220aa7 |
12 | a254800 |
13 | 640a754 |
14 | 4091d4c |
15 | 2a1cdd3 |
hex | 1d0ec80 |
30469248 has 48 divisors (see below), whose sum is σ = 87681750. Its totient is φ = 10156032.
The previous prime is 30469237. The next prime is 30469259. The reversal of 30469248 is 84296403.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30469237) and next prime (30469259).
It can be written as a sum of positive squares in only one way, i.e., 29680704 + 788544 = 5448^2 + 888^2 .
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12073 + ... + 14376.
Almost surely, 230469248 is an apocalyptic number.
It is an amenable number.
30469248 is an abundant number, since it is smaller than the sum of its proper divisors (57212502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30469248 is a wasteful number, since it uses less digits than its factorization.
30469248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26469 (or 26454 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
The square root of 30469248 is about 5519.8956511876. The cubic root of 30469248 is about 312.3349460117.
The spelling of 30469248 in words is "thirty million, four hundred sixty-nine thousand, two hundred forty-eight".
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