Base | Representation |
---|---|
bin | 1101100000001100… |
… | …10010010010010000 |
3 | 200201020000221020011 |
4 | 12300012102102100 |
5 | 104321321430242 |
6 | 3155203524304 |
7 | 344434632520 |
oct | 66006222220 |
9 | 20636027204 |
10 | 7249405072 |
11 | 3090111368 |
12 | 14a3989694 |
13 | 8b6b9a900 |
14 | 4cab1d680 |
15 | 2c6681d17 |
hex | 1b0192490 |
7249405072 has 60 divisors (see below), whose sum is σ = 17382072000. Its totient is φ = 2867889024.
The previous prime is 7249405069. The next prime is 7249405091. The reversal of 7249405072 is 2705049427.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172572 + ... + 210427.
It is an arithmetic number, because the mean of its divisors is an integer number (289701200).
Almost surely, 27249405072 is an apocalyptic number.
It is an amenable number.
7249405072 is an abundant number, since it is smaller than the sum of its proper divisors (10132666928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7249405072 is a wasteful number, since it uses less digits than its factorization.
7249405072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 383040 (or 383021 counting only the distinct ones).
The product of its (nonzero) digits is 141120, while the sum is 40.
The square root of 7249405072 is about 85143.4382204524. The cubic root of 7249405072 is about 1935.3853787991.
The spelling of 7249405072 in words is "seven billion, two hundred forty-nine million, four hundred five thousand, seventy-two".
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