Base | Representation |
---|---|
bin | 111000110100001011… |
… | …1100110100011100100 |
3 | 102122221002112101001020 |
4 | 1301220113212203210 |
5 | 3444334041230423 |
6 | 132014535531140 |
7 | 11546344520025 |
oct | 1615027464344 |
9 | 378832471036 |
10 | 122010101988 |
11 | 47820581535 |
12 | 1b790b29ab0 |
13 | b67578a828 |
14 | 5c962b0c4c |
15 | 32916b14e3 |
hex | 1c685e68e4 |
122010101988 has 48 divisors (see below), whose sum is σ = 297901316160. Its totient is φ = 38824216704.
The previous prime is 122010101977. The next prime is 122010102031. The reversal of 122010101988 is 889101010221.
122010101988 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×1220101019883 (a number of 34 digits) contains 333 as substring.
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, 2568898 + ... + 2615961.
It is an arithmetic number, because the mean of its divisors is an integer number (6206277420).
Almost surely, 2122010101988 is an apocalyptic number.
It is an amenable number.
122010101988 is an abundant number, since it is smaller than the sum of its proper divisors (175891214172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122010101988 is a wasteful number, since it uses less digits than its factorization.
122010101988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5184956 (or 5184954 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 33.
The spelling of 122010101988 in words is "one hundred twenty-two billion, ten million, one hundred one thousand, nine hundred eighty-eight".
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