Base | Representation |
---|---|
bin | 1000011011011… |
… | …11001100011000 |
3 | 11221001102221101 |
4 | 10031233030120 |
5 | 121100210130 |
6 | 11003321144 |
7 | 1516011502 |
oct | 415571430 |
9 | 157042841 |
10 | 70710040 |
11 | 36a06555 |
12 | 1b8201b4 |
13 | 11859a7b |
14 | 9568d72 |
15 | 631b1ca |
hex | 436f318 |
70710040 has 16 divisors (see below), whose sum is σ = 159097680. Its totient is φ = 28284000.
The previous prime is 70710011. The next prime is 70710047. The reversal of 70710040 is 4001707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70710047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883836 + ... + 883915.
It is an arithmetic number, because the mean of its divisors is an integer number (9943605).
Almost surely, 270710040 is an apocalyptic number.
It is an amenable number.
70710040 is an abundant number, since it is smaller than the sum of its proper divisors (88387640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70710040 is a wasteful number, since it uses less digits than its factorization.
70710040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1767762 (or 1767758 counting only the distinct ones).
The product of its (nonzero) digits is 196, while the sum is 19.
The square root of 70710040 is about 8408.9262096893. The cubic root of 70710040 is about 413.5173102828.
Adding to 70710040 its reverse (4001707), we get a palindrome (74711747).
The spelling of 70710040 in words is "seventy million, seven hundred ten thousand, forty".
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