Base | Representation |
---|---|
bin | 101010001001100… |
… | …011010100001100 |
3 | 1211021121210100101 |
4 | 222021203110030 |
5 | 2422012201040 |
6 | 154100340444 |
7 | 23344436056 |
oct | 5211432414 |
9 | 1737553311 |
10 | 707147020 |
11 | 333191028 |
12 | 1789a4724 |
13 | b36724b8 |
14 | 69cb88d6 |
15 | 4213509a |
hex | 2a26350c |
707147020 has 48 divisors (see below), whose sum is σ = 1542895200. Its totient is φ = 271918080.
The previous prime is 707146987. The next prime is 707147027. The reversal of 707147020 is 20741707.
It is a self number, because there is not a number n which added to its sum of digits gives 707147020.
It is not an unprimeable number, because it can be changed into a prime (707147027) 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, 137251 + ... + 142309.
It is an arithmetic number, because the mean of its divisors is an integer number (32143650).
Almost surely, 2707147020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 707147020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (771447600).
707147020 is an abundant number, since it is smaller than the sum of its proper divisors (835748180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
707147020 is a wasteful number, since it uses less digits than its factorization.
707147020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5338 (or 5336 counting only the distinct ones).
The product of its (nonzero) digits is 2744, while the sum is 28.
The square root of 707147020 is about 26592.2360849929. The cubic root of 707147020 is about 890.9156170625.
Adding to 707147020 its reverse (20741707), we get a palindrome (727888727).
The spelling of 707147020 in words is "seven hundred seven million, one hundred forty-seven thousand, twenty".
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