Base | Representation |
---|---|
bin | 1110010011110… |
… | …10101100010100 |
3 | 22100212200012210 |
4 | 13021322230110 |
5 | 221212241322 |
6 | 15524513420 |
7 | 2655216315 |
oct | 711725424 |
9 | 270780183 |
10 | 120040212 |
11 | 61839a96 |
12 | 3424b870 |
13 | 1bb3c316 |
14 | 11d2a60c |
15 | a81270c |
hex | 727ab14 |
120040212 has 12 divisors (see below), whose sum is σ = 280093856. Its totient is φ = 40013400.
The previous prime is 120040201. The next prime is 120040241. The reversal of 120040212 is 212040021.
It is a tau number, because it is divible by the number of its divisors (12).
It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 10003351 = 120040212 / (1 + 2 + 0 + 0 + 4 + 0 + 2 + 1 + 2).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5001664 + ... + 5001687.
Almost surely, 2120040212 is an apocalyptic number.
120040212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120040212 is an abundant number, since it is smaller than the sum of its proper divisors (160053644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120040212 is a wasteful number, since it uses less digits than its factorization.
120040212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10003358 (or 10003356 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 120040212 is about 10956.2864146571. The cubic root of 120040212 is about 493.2975038908.
Adding to 120040212 its reverse (212040021), we get a palindrome (332080233).
The spelling of 120040212 in words is "one hundred twenty million, forty thousand, two hundred twelve".
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