Base | Representation |
---|---|
bin | 111001110011… |
… | …0001100001010 |
3 | 2010000112212211 |
4 | 1303212030022 |
5 | 30224143421 |
6 | 3001255334 |
7 | 515366620 |
oct | 163461412 |
9 | 63015784 |
10 | 30302986 |
11 | 1611809a |
12 | a19454a |
13 | 637cb7c |
14 | 404b510 |
15 | 29d89e1 |
hex | 1ce630a |
30302986 has 16 divisors (see below), whose sum is σ = 54682560. Its totient is φ = 12303360.
The previous prime is 30302971. The next prime is 30303001. The reversal of 30302986 is 68920303.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30302971) and next prime (30303001).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56695 + ... + 57226.
It is an arithmetic number, because the mean of its divisors is an integer number (3417660).
Almost surely, 230302986 is an apocalyptic number.
30302986 is a deficient number, since it is larger than the sum of its proper divisors (24379574).
30302986 is a wasteful number, since it uses less digits than its factorization.
30302986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113949.
The product of its (nonzero) digits is 7776, while the sum is 31.
The square root of 30302986 is about 5504.8148016078. The cubic root of 30302986 is about 311.7658019479.
The spelling of 30302986 in words is "thirty million, three hundred two thousand, nine hundred eighty-six".
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