Base | Representation |
---|---|
bin | 1000011011110… |
… | …01101011111100 |
3 | 11221010121220020 |
4 | 10031321223330 |
5 | 121103044040 |
6 | 11004252140 |
7 | 1516251012 |
oct | 415715374 |
9 | 157117806 |
10 | 70753020 |
11 | 36a35878 |
12 | 1b841050 |
13 | 118734c0 |
14 | 957a8b2 |
15 | 6328cd0 |
hex | 4379afc |
70753020 has 48 divisors (see below), whose sum is σ = 213349920. Its totient is φ = 17415936.
The previous prime is 70753019. The next prime is 70753027. The reversal of 70753020 is 2035707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70753027) 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, 44575 + ... + 46134.
It is an arithmetic number, because the mean of its divisors is an integer number (4444790).
Almost surely, 270753020 is an apocalyptic number.
It is an amenable number.
70753020 is an abundant number, since it is smaller than the sum of its proper divisors (142596900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70753020 is a wasteful number, since it uses less digits than its factorization.
70753020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90734 (or 90732 counting only the distinct ones).
The product of its (nonzero) digits is 1470, while the sum is 24.
The square root of 70753020 is about 8411.4814390808. The cubic root of 70753020 is about 413.6010766720.
Adding to 70753020 its reverse (2035707), we get a palindrome (72788727).
The spelling of 70753020 in words is "seventy million, seven hundred fifty-three thousand, twenty".
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