Base | Representation |
---|---|
bin | 111000011001101111… |
… | …1100101001100101100 |
3 | 102120122021021222102222 |
4 | 1300303133211030230 |
5 | 3441024442014012 |
6 | 131350530134512 |
7 | 11515353344120 |
oct | 1606337451454 |
9 | 376567258388 |
10 | 121123001132 |
11 | 4740585a531 |
12 | 1b583a21438 |
13 | b563a5c493 |
14 | 5c10551580 |
15 | 323d881972 |
hex | 1c337e532c |
121123001132 has 24 divisors (see below), whose sum is σ = 246816684576. Its totient is φ = 50930425728.
The previous prime is 121123001107. The next prime is 121123001179. The reversal of 121123001132 is 231100321121.
It is a self number, because there is not a number n which added to its sum of digits gives 121123001132.
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, 40808153 + ... + 40811120.
It is an arithmetic number, because the mean of its divisors is an integer number (10284028524).
Almost surely, 2121123001132 is an apocalyptic number.
It is an amenable number.
121123001132 is an abundant number, since it is smaller than the sum of its proper divisors (125693683444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121123001132 is a wasteful number, since it uses less digits than its factorization.
121123001132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81619337 (or 81619335 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 121123001132 its reverse (231100321121), we get a palindrome (352223322253).
The spelling of 121123001132 in words is "one hundred twenty-one billion, one hundred twenty-three million, one thousand, one hundred thirty-two".
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