Base | Representation |
---|---|
bin | 111001110011… |
… | …0010010110000 |
3 | 2010000120110110 |
4 | 1303212102300 |
5 | 30224202113 |
6 | 3001301320 |
7 | 515401062 |
oct | 163462260 |
9 | 63016413 |
10 | 30303408 |
11 | 16118443 |
12 | a194840 |
13 | 6380115 |
14 | 404b732 |
15 | 29d8bc3 |
hex | 1ce64b0 |
30303408 has 40 divisors (see below), whose sum is σ = 78572848. Its totient is φ = 10063872.
The previous prime is 30303389. The next prime is 30303409. The reversal of 30303408 is 80430303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30303409) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14016 + ... + 16032.
Almost surely, 230303408 is an apocalyptic number.
It is an amenable number.
30303408 is an abundant number, since it is smaller than the sum of its proper divisors (48269440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30303408 is a wasteful number, since it uses less digits than its factorization.
30303408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2341 (or 2335 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 30303408 is about 5504.8531315558. The cubic root of 30303408 is about 311.7672491601.
It can be divided in two parts, 3030 and 3408, that multiplied together give a triangular number (10326240 = T4544).
The spelling of 30303408 in words is "thirty million, three hundred three thousand, four hundred eight".
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