Base | Representation |
---|---|
bin | 100111001110100111… |
… | …100000010011011000 |
3 | 11000201111102001002112 |
4 | 213032213200103120 |
5 | 1142231004334323 |
6 | 31203350451452 |
7 | 3020542010216 |
oct | 471647402330 |
9 | 130644361075 |
10 | 42121168088 |
11 | 1695533501a |
12 | 81b6363b88 |
13 | 3c836723cc |
14 | 20781a7cb6 |
15 | 1167d31178 |
hex | 9ce9e04d8 |
42121168088 has 16 divisors (see below), whose sum is σ = 81700542000. Its totient is φ = 20334356896.
The previous prime is 42121168087. The next prime is 42121168093. The reversal of 42121168088 is 88086112124.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42121168087) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90778148 + ... + 90778611.
It is an arithmetic number, because the mean of its divisors is an integer number (5106283875).
Almost surely, 242121168088 is an apocalyptic number.
It is an amenable number.
42121168088 is a deficient number, since it is larger than the sum of its proper divisors (39579373912).
42121168088 is a wasteful number, since it uses less digits than its factorization.
42121168088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181556794 (or 181556790 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 41.
The spelling of 42121168088 in words is "forty-two billion, one hundred twenty-one million, one hundred sixty-eight thousand, eighty-eight".
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