Base | Representation |
---|---|
bin | 11100001001111010… |
… | …100100100011111010 |
3 | 2220000212012000120122 |
4 | 130021322210203322 |
5 | 443403131320442 |
6 | 21515445453242 |
7 | 2120104165310 |
oct | 341172444372 |
9 | 86025160518 |
10 | 30231120122 |
11 | 11903751aa5 |
12 | 5a38411222 |
13 | 2b0a227178 |
14 | 166b00c0b0 |
15 | bbe07ddd2 |
hex | 709ea48fa |
30231120122 has 16 divisors (see below), whose sum is σ = 53611839360. Its totient is φ = 12509428848.
The previous prime is 30231120089. The next prime is 30231120133. The reversal of 30231120122 is 22102113203.
It is a self number, because there is not a number n which added to its sum of digits gives 30231120122.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37230038 + ... + 37230849.
It is an arithmetic number, because the mean of its divisors is an integer number (3350739960).
Almost surely, 230231120122 is an apocalyptic number.
30231120122 is a deficient number, since it is larger than the sum of its proper divisors (23380719238).
30231120122 is a wasteful number, since it uses less digits than its factorization.
30231120122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74460925.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 30231120122 its reverse (22102113203), we get a palindrome (52333233325).
The spelling of 30231120122 in words is "thirty billion, two hundred thirty-one million, one hundred twenty thousand, one hundred twenty-two".
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