Base | Representation |
---|---|
bin | 111001100001… |
… | …1110101110000 |
3 | 2002202101212210 |
4 | 1303003311300 |
5 | 30210143123 |
6 | 2554252120 |
7 | 514242462 |
oct | 163036560 |
9 | 62671783 |
10 | 30162288 |
11 | 16031412 |
12 | a127040 |
13 | 6330b10 |
14 | 4012132 |
15 | 29abe93 |
hex | 1cc3d70 |
30162288 has 40 divisors (see below), whose sum is σ = 83914768. Its totient is φ = 9280512.
The previous prime is 30162263. The next prime is 30162313. The reversal of 30162288 is 88226103.
It is an interprime number because it is at equal distance from previous prime (30162263) and next prime (30162313).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23545 + ... + 24792.
Almost surely, 230162288 is an apocalyptic number.
It is an amenable number.
30162288 is an abundant number, since it is smaller than the sum of its proper divisors (53752480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30162288 is a wasteful number, since it uses less digits than its factorization.
30162288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48361 (or 48355 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 30162288 is about 5492.0203932615. The cubic root of 30162288 is about 311.2825394603.
The spelling of 30162288 in words is "thirty million, one hundred sixty-two thousand, two hundred eighty-eight".
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