Base | Representation |
---|---|
bin | 1000011000100… |
… | …01111010100001 |
3 | 11220100000211121 |
4 | 10030101322201 |
5 | 121000443334 |
6 | 10551212241 |
7 | 1512530545 |
oct | 414217241 |
9 | 156300747 |
10 | 70327969 |
11 | 36775498 |
12 | 1b677081 |
13 | 11754baa |
14 | 94a9a25 |
15 | 6292db4 |
hex | 4311ea1 |
70327969 has 2 divisors, whose sum is σ = 70327970. Its totient is φ = 70327968.
The previous prime is 70327967. The next prime is 70327973. The reversal of 70327969 is 96972307.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 65399569 + 4928400 = 8087^2 + 2220^2 .
It is a cyclic number.
It is not a de Polignac number, because 70327969 - 21 = 70327967 is a prime.
It is a super-2 number, since 2×703279692 = 9892046447329922, which contains 22 as substring.
Together with 70327967, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (70327967) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35163984 + 35163985.
It is an arithmetic number, because the mean of its divisors is an integer number (35163985).
Almost surely, 270327969 is an apocalyptic number.
It is an amenable number.
70327969 is a deficient number, since it is larger than the sum of its proper divisors (1).
70327969 is an equidigital number, since it uses as much as digits as its factorization.
70327969 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 142884, while the sum is 43.
The square root of 70327969 is about 8386.1772578452. The cubic root of 70327969 is about 412.7711720480.
The spelling of 70327969 in words is "seventy million, three hundred twenty-seven thousand, nine hundred sixty-nine".
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