Base | Representation |
---|---|
bin | 1000101000000… |
… | …01101011111000 |
3 | 12001011012101221 |
4 | 10110001223320 |
5 | 122010434043 |
6 | 11102521424 |
7 | 1536016105 |
oct | 424015370 |
9 | 161135357 |
10 | 72358648 |
11 | 3793213a |
12 | 20296274 |
13 | 11cb628b |
14 | 9877aac |
15 | 65448ed |
hex | 4501af8 |
72358648 has 8 divisors (see below), whose sum is σ = 135672480. Its totient is φ = 36179320.
The previous prime is 72358609. The next prime is 72358679. The reversal of 72358648 is 84685327.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
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 as a sum of consecutive naturals, namely, 4522408 + ... + 4522423.
It is an arithmetic number, because the mean of its divisors is an integer number (16959060).
Almost surely, 272358648 is an apocalyptic number.
It is an amenable number.
72358648 is a deficient number, since it is larger than the sum of its proper divisors (63313832).
72358648 is a wasteful number, since it uses less digits than its factorization.
72358648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9044837 (or 9044833 counting only the distinct ones).
The product of its digits is 322560, while the sum is 43.
The square root of 72358648 is about 8506.3886579441. The cubic root of 72358648 is about 416.7063781529.
The spelling of 72358648 in words is "seventy-two million, three hundred fifty-eight thousand, six hundred forty-eight".
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