Base | Representation |
---|---|
bin | 1000011100111… |
… | …01110100010011 |
3 | 11221102010220101 |
4 | 10032131310103 |
5 | 121122313021 |
6 | 11011353231 |
7 | 1520435326 |
oct | 416356423 |
9 | 157363811 |
10 | 70901011 |
11 | 37026a85 |
12 | 1b8b2817 |
13 | 118c597c |
14 | 95b87bd |
15 | 6357a91 |
hex | 439dd13 |
70901011 has 2 divisors, whose sum is σ = 70901012. Its totient is φ = 70901010.
The previous prime is 70901009. The next prime is 70901029. The reversal of 70901011 is 11010907.
It is a happy number.
It is a weak prime.
It is an emirp because it is prime and its reverse (11010907) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 70901011 - 21 = 70901009 is a prime.
Together with 70901009, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 70901011.
It is not a weakly prime, because it can be changed into another prime (70901041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35450505 + 35450506.
It is an arithmetic number, because the mean of its divisors is an integer number (35450506).
Almost surely, 270901011 is an apocalyptic number.
70901011 is a deficient number, since it is larger than the sum of its proper divisors (1).
70901011 is an equidigital number, since it uses as much as digits as its factorization.
70901011 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 63, while the sum is 19.
The square root of 70901011 is about 8420.2738078996. The cubic root of 70901011 is about 413.8892462806.
Adding to 70901011 its reverse (11010907), we get a palindrome (81911918).
The spelling of 70901011 in words is "seventy million, nine hundred one thousand, eleven".
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