Base | Representation |
---|---|
bin | 111000110100011110… |
… | …1111011000011011110 |
3 | 102122221210102201210100 |
4 | 1301220331323003132 |
5 | 3444344124204142 |
6 | 132015535121530 |
7 | 11546526066015 |
oct | 1615075730336 |
9 | 378853381710 |
10 | 122020147422 |
11 | 47826212848 |
12 | 1b7943732a6 |
13 | b677896c84 |
14 | 5c97767a7c |
15 | 32924e7b4c |
hex | 1c68f7b0de |
122020147422 has 12 divisors (see below), whose sum is σ = 264376986120. Its totient is φ = 40673382468.
The previous prime is 122020147411. The next prime is 122020147429. The reversal of 122020147422 is 224741020221.
It is a happy number.
122020147422 is a `hidden beast` number, since 1 + 220 + 2 + 0 + 14 + 7 + 422 = 666.
It is a super-2 number, since 2×1220201474222 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122020147429) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3389448522 + ... + 3389448557.
It is an arithmetic number, because the mean of its divisors is an integer number (22031415510).
Almost surely, 2122020147422 is an apocalyptic number.
122020147422 is an abundant number, since it is smaller than the sum of its proper divisors (142356838698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122020147422 is a wasteful number, since it uses less digits than its factorization.
122020147422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6778897087 (or 6778897084 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 27.
Adding to 122020147422 its reverse (224741020221), we get a palindrome (346761167643).
The spelling of 122020147422 in words is "one hundred twenty-two billion, twenty million, one hundred forty-seven thousand, four hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •