Base | Representation |
---|---|
bin | 11100001011000000… |
… | …111001111100010000 |
3 | 2220002010212202021201 |
4 | 130023000321330100 |
5 | 443422341322101 |
6 | 21521345000544 |
7 | 2120416666354 |
oct | 341300717420 |
9 | 86063782251 |
10 | 30249557776 |
11 | 119130a5529 |
12 | 5a42623154 |
13 | 2b10cb1419 |
14 | 166d64b464 |
15 | bc09c1e01 |
hex | 70b039f10 |
30249557776 has 15 divisors (see below), whose sum is σ = 58609866133. Its totient is φ = 15124431040.
The previous prime is 30249557773. The next prime is 30249557777. The reversal of 30249557776 is 67775594203.
The square root of 30249557776 is 173924.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 21338197776 + 8911360000 = 146076^2 + 94400^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30249557773) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 673956 + ... + 717436.
Almost surely, 230249557776 is an apocalyptic number.
30249557776 is the 173924-th square number.
It is an amenable number.
30249557776 is a deficient number, since it is larger than the sum of its proper divisors (28360308357).
30249557776 is an frugal number, since it uses more digits than its factorization.
30249557776 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86970 (or 43483 counting only the distinct ones).
The product of its (nonzero) digits is 11113200, while the sum is 55.
The spelling of 30249557776 in words is "thirty billion, two hundred forty-nine million, five hundred fifty-seven thousand, seven hundred seventy-six".
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