Base | Representation |
---|---|
bin | 1000010110110… |
… | …11111111011001 |
3 | 11212220210212011 |
4 | 10023123333121 |
5 | 120421411342 |
6 | 10542345521 |
7 | 1510620604 |
oct | 413337731 |
9 | 155823764 |
10 | 70107097 |
11 | 36634555 |
12 | 1b58b2a1 |
13 | 116a84b8 |
14 | 944d33b |
15 | 624c717 |
hex | 42dbfd9 |
70107097 has 2 divisors, whose sum is σ = 70107098. Its totient is φ = 70107096.
The previous prime is 70107073. The next prime is 70107109. The reversal of 70107097 is 79070107.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 55636681 + 14470416 = 7459^2 + 3804^2 .
It is an emirp because it is prime and its reverse (79070107) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-70107097 is a prime.
It is not a weakly prime, because it can be changed into another prime (70107047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35053548 + 35053549.
It is an arithmetic number, because the mean of its divisors is an integer number (35053549).
Almost surely, 270107097 is an apocalyptic number.
It is an amenable number.
70107097 is a deficient number, since it is larger than the sum of its proper divisors (1).
70107097 is an equidigital number, since it uses as much as digits as its factorization.
70107097 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3087, while the sum is 31.
The square root of 70107097 is about 8372.9980890957. The cubic root of 70107097 is about 412.3386025460.
The spelling of 70107097 in words is "seventy million, one hundred seven thousand, ninety-seven".
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