Base | Representation |
---|---|
bin | 1110010101000… |
… | …10110000011000 |
3 | 22101012000022120 |
4 | 13022202300120 |
5 | 221233014222 |
6 | 15532221240 |
7 | 2656501614 |
oct | 712426030 |
9 | 271160276 |
10 | 120204312 |
11 | 61941308 |
12 | 3430a820 |
13 | 1bb98c17 |
14 | 11d70344 |
15 | a84615c |
hex | 72a2c18 |
120204312 has 16 divisors (see below), whose sum is σ = 300510840. Its totient is φ = 40068096.
The previous prime is 120204311. The next prime is 120204313. The reversal of 120204312 is 213402021.
It is an interprime number because it is at equal distance from previous prime (120204311) and next prime (120204313).
It is a junction number, because it is equal to n+sod(n) for n = 120204291 and 120204300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120204311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2504233 + ... + 2504280.
Almost surely, 2120204312 is an apocalyptic number.
120204312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120204312 is an abundant number, since it is smaller than the sum of its proper divisors (180306528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120204312 is a wasteful number, since it uses less digits than its factorization.
120204312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5008522 (or 5008518 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 120204312 is about 10963.7727083336. The cubic root of 120204312 is about 493.5221876576.
Adding to 120204312 its reverse (213402021), we get a palindrome (333606333).
The spelling of 120204312 in words is "one hundred twenty million, two hundred four thousand, three hundred twelve".
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