Base | Representation |
---|---|
bin | 1110010011111… |
… | …10010110101100 |
3 | 22100220102210100 |
4 | 13021332112230 |
5 | 221213231322 |
6 | 15525111100 |
7 | 2655311124 |
oct | 711762654 |
9 | 270812710 |
10 | 120055212 |
11 | 6184a292 |
12 | 34258490 |
13 | 1bb460b4 |
14 | 11d31c84 |
15 | a816dac |
hex | 727e5ac |
120055212 has 36 divisors (see below), whose sum is σ = 305801496. Its totient is φ = 39711360.
The previous prime is 120055163. The next prime is 120055213. The reversal of 120055212 is 212550021.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (120055213) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8013 + ... + 17444.
It is an arithmetic number, because the mean of its divisors is an integer number (8494486).
Almost surely, 2120055212 is an apocalyptic number.
120055212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120055212 is an abundant number, since it is smaller than the sum of its proper divisors (185746284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120055212 is a wasteful number, since it uses less digits than its factorization.
120055212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25598 (or 25593 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
The square root of 120055212 is about 10956.9709317858. The cubic root of 120055212 is about 493.3180502124.
It can be divided in two parts, 12005521 and 2, that multiplied together give a palindrome (24011042).
The spelling of 120055212 in words is "one hundred twenty million, fifty-five thousand, two hundred twelve".
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