Base | Representation |
---|---|
bin | 1000011011101… |
… | …11110010011001 |
3 | 11221010020020010 |
4 | 10031313302121 |
5 | 121102321431 |
6 | 11004152133 |
7 | 1516216230 |
oct | 415676231 |
9 | 157106203 |
10 | 70745241 |
11 | 36a2aa46 |
12 | 1b838649 |
13 | 1186cab8 |
14 | 9577b17 |
15 | 6326846 |
hex | 4377c99 |
70745241 has 16 divisors (see below), whose sum is σ = 108852224. Its totient is φ = 40032144.
The previous prime is 70745219. The next prime is 70745273. The reversal of 70745241 is 14254707.
It is not a de Polignac number, because 70745241 - 213 = 70737049 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 70745199 and 70745208.
It is not an unprimeable number, because it can be changed into a prime (70745201) 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, 14191 + ... + 18516.
It is an arithmetic number, because the mean of its divisors is an integer number (6803264).
Almost surely, 270745241 is an apocalyptic number.
It is an amenable number.
70745241 is a deficient number, since it is larger than the sum of its proper divisors (38106983).
70745241 is a wasteful number, since it uses less digits than its factorization.
70745241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32820.
The product of its (nonzero) digits is 7840, while the sum is 30.
The square root of 70745241 is about 8411.0190226868. The cubic root of 70745241 is about 413.5859182109.
Adding to 70745241 its reverse (14254707), we get a palindrome (84999948).
The spelling of 70745241 in words is "seventy million, seven hundred forty-five thousand, two hundred forty-one".
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