Base | Representation |
---|---|
bin | 1000011011010… |
… | …01101001000101 |
3 | 11221000021202012 |
4 | 10031221221011 |
5 | 121043443201 |
6 | 11003024005 |
7 | 1515555266 |
oct | 415515105 |
9 | 157007665 |
10 | 70687301 |
11 | 369a0463 |
12 | 1b80b005 |
13 | 1184c609 |
14 | 956096d |
15 | 63145bb |
hex | 4369a45 |
70687301 has 2 divisors, whose sum is σ = 70687302. Its totient is φ = 70687300.
The previous prime is 70687291. The next prime is 70687333. The reversal of 70687301 is 10378607.
It is a happy number.
It is an a-pointer prime, because the next prime (70687333) can be obtained adding 70687301 to its sum of digits (32).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 58507201 + 12180100 = 7649^2 + 3490^2 .
It is a cyclic number.
It is not a de Polignac number, because 70687301 - 26 = 70687237 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (70687361) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35343650 + 35343651.
It is an arithmetic number, because the mean of its divisors is an integer number (35343651).
Almost surely, 270687301 is an apocalyptic number.
It is an amenable number.
70687301 is a deficient number, since it is larger than the sum of its proper divisors (1).
70687301 is an equidigital number, since it uses as much as digits as its factorization.
70687301 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7056, while the sum is 32.
The square root of 70687301 is about 8407.5740258412. The cubic root of 70687301 is about 413.4729791042.
The spelling of 70687301 in words is "seventy million, six hundred eighty-seven thousand, three hundred one".
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