Base | Representation |
---|---|
bin | 1110010110001… |
… | …00010000100100 |
3 | 22101102222120002 |
4 | 13023010100210 |
5 | 221301412130 |
6 | 15535200432 |
7 | 2660612654 |
oct | 713042044 |
9 | 271388502 |
10 | 120341540 |
11 | 61a25420 |
12 | 34376118 |
13 | 1bc16517 |
14 | 11da8364 |
15 | a871b45 |
hex | 72c4424 |
120341540 has 24 divisors (see below), whose sum is σ = 275692032. Its totient is φ = 43760480.
The previous prime is 120341539. The next prime is 120341549. The reversal of 120341540 is 45143021.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (120341549) 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, 273284 + ... + 273723.
It is an arithmetic number, because the mean of its divisors is an integer number (11487168).
Almost surely, 2120341540 is an apocalyptic number.
120341540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120341540 is an abundant number, since it is smaller than the sum of its proper divisors (155350492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120341540 is a wasteful number, since it uses less digits than its factorization.
120341540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 547027 (or 547025 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 120341540 is about 10970.0291704261. The cubic root of 120341540 is about 493.7099216521.
Adding to 120341540 its reverse (45143021), we get a palindrome (165484561).
The spelling of 120341540 in words is "one hundred twenty million, three hundred forty-one thousand, five hundred forty".
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