Base | Representation |
---|---|
bin | 1000011100101… |
… | …10001100000100 |
3 | 11221100120001002 |
4 | 10032112030010 |
5 | 121120313024 |
6 | 11010552432 |
7 | 1520245250 |
oct | 416261404 |
9 | 157316032 |
10 | 70869764 |
11 | 37005559 |
12 | 1b898718 |
13 | 118b4694 |
14 | 95ab260 |
15 | 634d6ae |
hex | 4396304 |
70869764 has 24 divisors (see below), whose sum is σ = 142699200. Its totient is φ = 30167136.
The previous prime is 70869737. The next prime is 70869767. The reversal of 70869764 is 46796807.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (70869767) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4322 + ... + 12665.
It is an arithmetic number, because the mean of its divisors is an integer number (5945800).
Almost surely, 270869764 is an apocalyptic number.
It is an amenable number.
70869764 is an abundant number, since it is smaller than the sum of its proper divisors (71829436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70869764 is a wasteful number, since it uses less digits than its factorization.
70869764 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17147 (or 17145 counting only the distinct ones).
The product of its (nonzero) digits is 508032, while the sum is 47.
The square root of 70869764 is about 8418.4181411949. The cubic root of 70869764 is about 413.8284352171.
The spelling of 70869764 in words is "seventy million, eight hundred sixty-nine thousand, seven hundred sixty-four".
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