Base | Representation |
---|---|
bin | 1000011011101… |
… | …00011000100101 |
3 | 11221002112002211 |
4 | 10031310120211 |
5 | 121101400201 |
6 | 11004003421 |
7 | 1516130464 |
oct | 415643045 |
9 | 157075084 |
10 | 70731301 |
11 | 36a20523 |
12 | 1b830571 |
13 | 11866654 |
14 | 95729db |
15 | 6322651 |
hex | 4374625 |
70731301 has 2 divisors, whose sum is σ = 70731302. Its totient is φ = 70731300.
The previous prime is 70731293. The next prime is 70731329. The reversal of 70731301 is 10313707.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 68973025 + 1758276 = 8305^2 + 1326^2 .
It is an emirp because it is prime and its reverse (10313707) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 70731301 - 23 = 70731293 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (70731341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35365650 + 35365651.
It is an arithmetic number, because the mean of its divisors is an integer number (35365651).
Almost surely, 270731301 is an apocalyptic number.
It is an amenable number.
70731301 is a deficient number, since it is larger than the sum of its proper divisors (1).
70731301 is an equidigital number, since it uses as much as digits as its factorization.
70731301 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 441, while the sum is 22.
The square root of 70731301 is about 8410.1903070026. The cubic root of 70731301 is about 413.5587514063.
The spelling of 70731301 in words is "seventy million, seven hundred thirty-one thousand, three hundred one".
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