Base | Representation |
---|---|
bin | 100000110110011110… |
… | …0101000101100111100 |
3 | 20202002120012201222221 |
4 | 1001230330220230330 |
5 | 2123440102431140 |
6 | 52224201415124 |
7 | 5045141152525 |
oct | 1015474505474 |
9 | 222076181887 |
10 | 70547311420 |
11 | 27a12133263 |
12 | 1180a19a4a4 |
13 | 6863956171 |
14 | 35b35a584c |
15 | 1c7d6c214a |
hex | 106cf28b3c |
70547311420 has 12 divisors (see below), whose sum is σ = 148149354024. Its totient is φ = 28218924560.
The previous prime is 70547311409. The next prime is 70547311427. The reversal of 70547311420 is 2411374507.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70547311427) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1763682766 + ... + 1763682805.
It is an arithmetic number, because the mean of its divisors is an integer number (12345779502).
Almost surely, 270547311420 is an apocalyptic number.
It is an amenable number.
70547311420 is an abundant number, since it is smaller than the sum of its proper divisors (77602042604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70547311420 is a wasteful number, since it uses less digits than its factorization.
70547311420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3527365580 (or 3527365578 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 34.
Adding to 70547311420 its reverse (2411374507), we get a palindrome (72958685927).
The spelling of 70547311420 in words is "seventy billion, five hundred forty-seven million, three hundred eleven thousand, four hundred twenty".
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