Base | Representation |
---|---|
bin | 111001011111… |
… | …1011110100000 |
3 | 2002201111100212 |
4 | 1302333132200 |
5 | 30204110131 |
6 | 2554033252 |
7 | 514136411 |
oct | 162773640 |
9 | 62644325 |
10 | 30144416 |
11 | 16019a45 |
12 | a118828 |
13 | 6325943 |
14 | 4009808 |
15 | 29a6a2b |
hex | 1cbf7a0 |
30144416 has 12 divisors (see below), whose sum is σ = 59346882. Its totient is φ = 15072192.
The previous prime is 30144407. The next prime is 30144449. The reversal of 30144416 is 61444103.
It can be written as a sum of positive squares in only one way, i.e., 24403600 + 5740816 = 4940^2 + 2396^2 .
It is a junction number, because it is equal to n+sod(n) for n = 30144391 and 30144400.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470975 + ... + 471038.
Almost surely, 230144416 is an apocalyptic number.
It is an amenable number.
30144416 is a deficient number, since it is larger than the sum of its proper divisors (29202466).
30144416 is an equidigital number, since it uses as much as digits as its factorization.
30144416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 942023 (or 942015 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 30144416 is about 5490.3930642532. The cubic root of 30144416 is about 311.2210461069.
Adding to 30144416 its reverse (61444103), we get a palindrome (91588519).
The spelling of 30144416 in words is "thirty million, one hundred forty-four thousand, four hundred sixteen".
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