Base | Representation |
---|---|
bin | 11101101001110111001000… |
… | …010110111100111111010100 |
3 | 122002210000221001210001001001 |
4 | 131221313020112330333110 |
5 | 114043300222102400340 |
6 | 1141214050225513044 |
7 | 36320352153550414 |
oct | 3551671026747724 |
9 | 562700831701031 |
10 | 130420043403220 |
11 | 3861291450407a |
12 | 127643407a2784 |
13 | 57a0732586a1c |
14 | 242c514304644 |
15 | 10127d093329a |
hex | 769dc85bcfd4 |
130420043403220 has 12 divisors (see below), whose sum is σ = 273882091146804. Its totient is φ = 52168017361280.
The previous prime is 130420043403163. The next prime is 130420043403227. The reversal of 130420043403220 is 22304340024031.
It can be written as a sum of positive squares in 2 ways, for example, as 14588335803024 + 115831707600196 = 3819468^2 + 10762514^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130420043403227) 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, 3260501085061 + ... + 3260501085100.
It is an arithmetic number, because the mean of its divisors is an integer number (22823507595567).
Almost surely, 2130420043403220 is an apocalyptic number.
130420043403220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130420043403220 is an abundant number, since it is smaller than the sum of its proper divisors (143462047743584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130420043403220 is a wasteful number, since it uses less digits than its factorization.
130420043403220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6521002170170 (or 6521002170168 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 28.
Adding to 130420043403220 its reverse (22304340024031), we get a palindrome (152724383427251).
The spelling of 130420043403220 in words is "one hundred thirty trillion, four hundred twenty billion, forty-three million, four hundred three thousand, two hundred twenty".
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