Base | Representation |
---|---|
bin | 1000101100010… |
… | …01010101110000 |
3 | 12002012102121012 |
4 | 10112021111300 |
5 | 122131224123 |
6 | 11122450052 |
7 | 1543522046 |
oct | 426112560 |
9 | 162172535 |
10 | 72914288 |
11 | 38181647 |
12 | 20503928 |
13 | 1214c165 |
14 | 9980396 |
15 | 6604378 |
hex | 4589570 |
72914288 has 10 divisors (see below), whose sum is σ = 141271464. Its totient is φ = 36457136.
The previous prime is 72914279. The next prime is 72914293. The reversal of 72914288 is 88241927.
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, 2278556 + ... + 2278587.
Almost surely, 272914288 is an apocalyptic number.
It is an amenable number.
72914288 is a deficient number, since it is larger than the sum of its proper divisors (68357176).
72914288 is a wasteful number, since it uses less digits than its factorization.
72914288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4557151 (or 4557145 counting only the distinct ones).
The product of its digits is 64512, while the sum is 41.
The square root of 72914288 is about 8538.9863567053. The cubic root of 72914288 is about 417.7702850206.
The spelling of 72914288 in words is "seventy-two million, nine hundred fourteen thousand, two hundred eighty-eight".
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