Base | Representation |
---|---|
bin | 11011100000001010… |
… | …111011101110100000 |
3 | 2211020001100100122222 |
4 | 123200022323232200 |
5 | 440434334004430 |
6 | 21322150450212 |
7 | 2063541241253 |
oct | 334012735640 |
9 | 84201310588 |
10 | 29530766240 |
11 | 11584390838 |
12 | 5881963968 |
13 | 2a280c29a1 |
14 | 1601dc109a |
15 | b7c83b9e5 |
hex | 6e02bbba0 |
29530766240 has 48 divisors (see below), whose sum is σ = 69835961160. Its totient is φ = 11800535040.
The previous prime is 29530766197. The next prime is 29530766273. The reversal of 29530766240 is 4266703592.
It can be written as a sum of positive squares in 4 ways, for example, as 21102791824 + 8427974416 = 145268^2 + 91804^2 .
It is a junction number, because it is equal to n+sod(n) for n = 29530766191 and 29530766200.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69980 + ... + 252900.
Almost surely, 229530766240 is an apocalyptic number.
29530766240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
29530766240 is an abundant number, since it is smaller than the sum of its proper divisors (40305194920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29530766240 is a wasteful number, since it uses less digits than its factorization.
29530766240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183945 (or 183937 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 44.
The spelling of 29530766240 in words is "twenty-nine billion, five hundred thirty million, seven hundred sixty-six thousand, two hundred forty".
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