Base | Representation |
---|---|
bin | 111011000001… |
… | …0100010111000 |
3 | 2011020002101110 |
4 | 1312002202320 |
5 | 30410142131 |
6 | 3023120320 |
7 | 524005020 |
oct | 166024270 |
9 | 64202343 |
10 | 30943416 |
11 | 16515279 |
12 | a4430a0 |
13 | 654551a |
14 | 4176a80 |
15 | 2ab3646 |
hex | 1d828b8 |
30943416 has 32 divisors (see below), whose sum is σ = 88410240. Its totient is φ = 8840928.
The previous prime is 30943411. The next prime is 30943427. The reversal of 30943416 is 61434903.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30943411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91926 + ... + 92261.
It is an arithmetic number, because the mean of its divisors is an integer number (2762820).
Almost surely, 230943416 is an apocalyptic number.
It is an amenable number.
30943416 is an abundant number, since it is smaller than the sum of its proper divisors (57466824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30943416 is a wasteful number, since it uses less digits than its factorization.
30943416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184203 (or 184199 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 30943416 is about 5562.6806487520. The cubic root of 30943416 is about 313.9468177744.
The spelling of 30943416 in words is "thirty million, nine hundred forty-three thousand, four hundred sixteen".
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