Base | Representation |
---|---|
bin | 1000010110111… |
… | …01011111011111 |
3 | 11212221010021221 |
4 | 10023131133133 |
5 | 120422110442 |
6 | 10542434211 |
7 | 1510644541 |
oct | 413353737 |
9 | 155833257 |
10 | 70113247 |
11 | 36639136 |
12 | 1b592967 |
13 | 116ab239 |
14 | 9451691 |
15 | 624e467 |
hex | 42dd7df |
70113247 has 2 divisors, whose sum is σ = 70113248. Its totient is φ = 70113246.
The previous prime is 70113229. The next prime is 70113257. The reversal of 70113247 is 74231107.
It is a happy number.
It is a strong prime.
It is an emirp because it is prime and its reverse (74231107) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 70113247 - 27 = 70113119 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (70113257) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35056623 + 35056624.
It is an arithmetic number, because the mean of its divisors is an integer number (35056624).
Almost surely, 270113247 is an apocalyptic number.
70113247 is a deficient number, since it is larger than the sum of its proper divisors (1).
70113247 is an equidigital number, since it uses as much as digits as its factorization.
70113247 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1176, while the sum is 25.
The square root of 70113247 is about 8373.3653330068. The cubic root of 70113247 is about 412.3506593770.
The spelling of 70113247 in words is "seventy million, one hundred thirteen thousand, two hundred forty-seven".
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