Base | Representation |
---|---|
bin | 1101101001011111000000… |
… | …11101000011000011100001 |
3 | 10221021012000211010210102121 |
4 | 12310233200131003003201 |
5 | 12413212003231130400 |
6 | 143455351155344241 |
7 | 6215226511362232 |
oct | 664574035030341 |
9 | 127235024123377 |
10 | 30012702208225 |
11 | 9621351a70100 |
12 | 34487b52b2081 |
13 | 1399254c072a9 |
14 | 75a8a0359089 |
15 | 370a7500621a |
hex | 1b4be07430e1 |
30012702208225 has 27 divisors (see below), whose sum is σ = 40906979677011. Its totient is φ = 21827200652400.
The previous prime is 30012702208201. The next prime is 30012702208249. The reversal of 30012702208225 is 52280220721003.
The square root of 30012702208225 is 5478385.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (30012702208201) and next prime (30012702208249).
It can be written as a sum of positive squares in only one way, i.e., 10804572794961 + 19208129413264 = 3287031^2 + 4382708^2 .
It is not a de Polignac number, because 30012702208225 - 229 = 30012165337313 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 301261372 + ... + 301360978.
Almost surely, 230012702208225 is an apocalyptic number.
30012702208225 is the 5478385-th square number.
30012702208225 is the 2739193-rd centered octagonal number.
It is an amenable number.
30012702208225 is a deficient number, since it is larger than the sum of its proper divisors (10894277468786).
30012702208225 is an frugal number, since it uses more digits than its factorization.
30012702208225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 199246 (or 99623 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 34.
Adding to 30012702208225 its reverse (52280220721003), we get a palindrome (82292922929228).
The spelling of 30012702208225 in words is "thirty trillion, twelve billion, seven hundred two million, two hundred eight thousand, two hundred twenty-five".
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