Base | Representation |
---|---|
bin | 11001000010011001… |
… | …00010001110010000 |
3 | 1021200210012000101211 |
4 | 30201030202032100 |
5 | 210012102222140 |
6 | 10101453105504 |
7 | 654046502002 |
oct | 144114421620 |
9 | 37623160354 |
10 | 13441835920 |
11 | 5778625307 |
12 | 2731788294 |
13 | 1362aa0686 |
14 | 917300372 |
15 | 53a12b2ea |
hex | 321322390 |
13441835920 has 40 divisors (see below), whose sum is σ = 31308480504. Its totient is φ = 5367063552.
The previous prime is 13441835903. The next prime is 13441835921. The reversal of 13441835920 is 2953814431.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 2469692416 + 10972143504 = 49696^2 + 104748^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (40).
It is not an unprimeable number, because it can be changed into a prime (13441835921) 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, 106269 + ... + 195388.
Almost surely, 213441835920 is an apocalyptic number.
13441835920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13441835920 is an abundant number, since it is smaller than the sum of its proper divisors (17866644584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13441835920 is a wasteful number, since it uses less digits than its factorization.
13441835920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 302227 (or 302221 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 40.
The spelling of 13441835920 in words is "thirteen billion, four hundred forty-one million, eight hundred thirty-five thousand, nine hundred twenty".
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