Base | Representation |
---|---|
bin | 1000011000100… |
… | …00101101111111 |
3 | 11220022210010012 |
4 | 10030100231333 |
5 | 121000314241 |
6 | 10551133435 |
7 | 1512510350 |
oct | 414205577 |
9 | 156283105 |
10 | 70323071 |
11 | 36771845 |
12 | 1b67427b |
13 | 117528b0 |
14 | 94a7d27 |
15 | 62916eb |
hex | 4310b7f |
70323071 has 16 divisors (see below), whose sum is σ = 86822400. Its totient is φ = 55466208.
The previous prime is 70323053. The next prime is 70323073. The reversal of 70323071 is 17032307.
It is not a de Polignac number, because 70323071 - 26 = 70323007 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70323073) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33470 + ... + 35508.
It is an arithmetic number, because the mean of its divisors is an integer number (5426400).
Almost surely, 270323071 is an apocalyptic number.
70323071 is a deficient number, since it is larger than the sum of its proper divisors (16499329).
70323071 is a wasteful number, since it uses less digits than its factorization.
70323071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2438.
The product of its (nonzero) digits is 882, while the sum is 23.
The square root of 70323071 is about 8385.8852245902. The cubic root of 70323071 is about 412.7615893260.
Adding to 70323071 its reverse (17032307), we get a palindrome (87355378).
The spelling of 70323071 in words is "seventy million, three hundred twenty-three thousand, seventy-one".
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