Base | Representation |
---|---|
bin | 1110010101111… |
… | …01010011010000 |
3 | 22101101112110112 |
4 | 13022331103100 |
5 | 221300004130 |
6 | 15534420452 |
7 | 2660433611 |
oct | 712752320 |
9 | 271345415 |
10 | 120313040 |
11 | 61a05a71 |
12 | 34361728 |
13 | 1bc06563 |
14 | 11d9bc08 |
15 | a868495 |
hex | 72bd4d0 |
120313040 has 20 divisors (see below), whose sum is σ = 279728004. Its totient is φ = 48125184.
The previous prime is 120313027. The next prime is 120313043. The reversal of 120313040 is 40313021.
It can be written as a sum of positive squares in 2 ways, for example, as 80066704 + 40246336 = 8948^2 + 6344^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120313043) 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, 751877 + ... + 752036.
Almost surely, 2120313040 is an apocalyptic number.
120313040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120313040 is an abundant number, since it is smaller than the sum of its proper divisors (159414964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120313040 is a wasteful number, since it uses less digits than its factorization.
120313040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1503926 (or 1503920 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 120313040 is about 10968.7300996970. The cubic root of 120313040 is about 493.6709441339.
Adding to 120313040 its reverse (40313021), we get a palindrome (160626061).
The spelling of 120313040 in words is "one hundred twenty million, three hundred thirteen thousand, forty".
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