Base | Representation |
---|---|
bin | 101100101000110… |
… | …111110111110101 |
3 | 1221012012200021211 |
4 | 230220313313311 |
5 | 3013210141432 |
6 | 202151441421 |
7 | 24362435152 |
oct | 5450676765 |
9 | 1835180254 |
10 | 748912117 |
11 | 354817838 |
12 | 18a986271 |
13 | bc206585 |
14 | 7166b229 |
15 | 45b34d47 |
hex | 2ca37df5 |
748912117 has 2 divisors, whose sum is σ = 748912118. Its totient is φ = 748912116.
The previous prime is 748912103. The next prime is 748912141. The reversal of 748912117 is 711219847.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 748897956 + 14161 = 27366^2 + 119^2 .
It is a cyclic number.
It is not a de Polignac number, because 748912117 - 215 = 748879349 is a prime.
It is a super-3 number, since 3×7489121173 (a number of 28 digits) contains 333 as substring.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 748912117.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (748919117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374456058 + 374456059.
It is an arithmetic number, because the mean of its divisors is an integer number (374456059).
Almost surely, 2748912117 is an apocalyptic number.
It is an amenable number.
748912117 is a deficient number, since it is larger than the sum of its proper divisors (1).
748912117 is an equidigital number, since it uses as much as digits as its factorization.
748912117 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 28224, while the sum is 40.
The square root of 748912117 is about 27366.2587322418. The cubic root of 748912117 is about 908.1207917117.
The spelling of 748912117 in words is "seven hundred forty-eight million, nine hundred twelve thousand, one hundred seventeen".
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