Base | Representation |
---|---|
bin | 111001011000… |
… | …0100011111000 |
3 | 2002121101120001 |
4 | 1302300203320 |
5 | 30200131240 |
6 | 2552442344 |
7 | 513463321 |
oct | 162604370 |
9 | 62541501 |
10 | 30083320 |
11 | 15a88053 |
12 | a0a93b4 |
13 | 6303ba7 |
14 | 3dd1448 |
15 | 299389a |
hex | 1cb08f8 |
30083320 has 16 divisors (see below), whose sum is σ = 67687560. Its totient is φ = 12033312.
The previous prime is 30083311. The next prime is 30083323. The reversal of 30083320 is 2338003.
It is a super-2 number, since 2×300833202 = 1810012284444800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30083323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376002 + ... + 376081.
Almost surely, 230083320 is an apocalyptic number.
It is an amenable number.
30083320 is an abundant number, since it is smaller than the sum of its proper divisors (37604240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30083320 is a wasteful number, since it uses less digits than its factorization.
30083320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 752094 (or 752090 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 30083320 is about 5484.8263418271. The cubic root of 30083320 is about 311.0106453761.
It can be divided in two parts, 30083 and 320, that added together give a palindrome (30403).
The spelling of 30083320 in words is "thirty million, eighty-three thousand, three hundred twenty".
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