Base | Representation |
---|---|
bin | 111010000111… |
… | …1000001101100 |
3 | 2010100001022212 |
4 | 1310033001230 |
5 | 30300022002 |
6 | 3005025552 |
7 | 516664361 |
oct | 164170154 |
9 | 63301285 |
10 | 30470252 |
11 | 1622182a |
12 | a2552b8 |
13 | 640b047 |
14 | 4092468 |
15 | 2a1d352 |
hex | 1d0f06c |
30470252 has 6 divisors (see below), whose sum is σ = 53322948. Its totient is φ = 15235124.
The previous prime is 30470249. The next prime is 30470263. The reversal of 30470252 is 25207403.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3808778 + ... + 3808785.
It is an arithmetic number, because the mean of its divisors is an integer number (8887158).
Almost surely, 230470252 is an apocalyptic number.
It is an amenable number.
30470252 is a deficient number, since it is larger than the sum of its proper divisors (22852696).
30470252 is a wasteful number, since it uses less digits than its factorization.
30470252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7617567 (or 7617565 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 23.
The square root of 30470252 is about 5519.9865941866. The cubic root of 30470252 is about 312.3383765836.
Adding to 30470252 its reverse (25207403), we get a palindrome (55677655).
The spelling of 30470252 in words is "thirty million, four hundred seventy thousand, two hundred fifty-two".
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