Base | Representation |
---|---|
bin | 110111111111101111… |
… | …0001011111011000110 |
3 | 102111101110000010010101 |
4 | 1233333132023323012 |
5 | 3432233024021410 |
6 | 131124151314314 |
7 | 11454625002310 |
oct | 1577736137306 |
9 | 374343003111 |
10 | 120250220230 |
11 | 46aa81292a8 |
12 | 1b37b67b99a |
13 | b454ca608a |
14 | 5b6a67c7b0 |
15 | 31dbe2ed3a |
hex | 1bff78bec6 |
120250220230 has 32 divisors (see below), whose sum is σ = 250151353920. Its totient is φ = 40765401600.
The previous prime is 120250220203. The next prime is 120250220257. The reversal of 120250220230 is 32022052021.
It is an interprime number because it is at equal distance from previous prime (120250220203) and next prime (120250220257).
It is a junction number, because it is equal to n+sod(n) for n = 120250220198 and 120250220207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9644671 + ... + 9657130.
It is an arithmetic number, because the mean of its divisors is an integer number (7817229810).
Almost surely, 2120250220230 is an apocalyptic number.
120250220230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120250220230 is an abundant number, since it is smaller than the sum of its proper divisors (129901133690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120250220230 is a wasteful number, since it uses less digits than its factorization.
120250220230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19301904.
The product of its (nonzero) digits is 480, while the sum is 19.
Adding to 120250220230 its reverse (32022052021), we get a palindrome (152272272251).
The spelling of 120250220230 in words is "one hundred twenty billion, two hundred fifty million, two hundred twenty thousand, two hundred thirty".
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