Base | Representation |
---|---|
bin | 111001000010001111… |
… | …1000010000111010010 |
3 | 102201010222010201102112 |
4 | 1302010133002013102 |
5 | 4001320320440142 |
6 | 132133430145322 |
7 | 11564133136451 |
oct | 1620437020722 |
9 | 381128121375 |
10 | 122481811922 |
11 | 47a42876158 |
12 | 1b8a2ab2242 |
13 | b71c419032 |
14 | 5cdcbc0b98 |
15 | 32bccdc382 |
hex | 1c847c21d2 |
122481811922 has 18 divisors (see below), whose sum is σ = 195179063247. Its totient is φ = 57634540224.
The previous prime is 122481811913. The next prime is 122481811943. The reversal of 122481811922 is 229118184221.
122481811922 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 5 ways, for example, as 51874162081 + 70607649841 = 227759^2 + 265721^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=247469.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 122481811922.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8406668 + ... + 8421224.
Almost surely, 2122481811922 is an apocalyptic number.
122481811922 is a deficient number, since it is larger than the sum of its proper divisors (72697251325).
122481811922 is an frugal number, since it uses more digits than its factorization.
122481811922 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29150 (or 14576 counting only the distinct ones).
The product of its digits is 36864, while the sum is 41.
The spelling of 122481811922 in words is "one hundred twenty-two billion, four hundred eighty-one million, eight hundred eleven thousand, nine hundred twenty-two".
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