Base | Representation |
---|---|
bin | 101010000111011001… |
… | …0011100000000010101 |
3 | 22122110002100202222122 |
4 | 1110032302130000111 |
5 | 2440211224304044 |
6 | 105314302505325 |
7 | 6351150565361 |
oct | 1241662340025 |
9 | 278402322878 |
10 | 90442416149 |
11 | 353a1427978 |
12 | 15640b95245 |
13 | 86b4695097 |
14 | 453d9842a1 |
15 | 254511cdee |
hex | 150ec9c015 |
90442416149 has 8 divisors (see below), whose sum is σ = 96676517952. Its totient is φ = 84400132960.
The previous prime is 90442416121. The next prime is 90442416157. The reversal of 90442416149 is 94161424409.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-90442416149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90442416109) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47953679 + ... + 47955564.
It is an arithmetic number, because the mean of its divisors is an integer number (12084564744).
Almost surely, 290442416149 is an apocalyptic number.
It is an amenable number.
90442416149 is a deficient number, since it is larger than the sum of its proper divisors (6234101803).
90442416149 is a wasteful number, since it uses less digits than its factorization.
90442416149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95909307.
The product of its (nonzero) digits is 248832, while the sum is 44.
The spelling of 90442416149 in words is "ninety billion, four hundred forty-two million, four hundred sixteen thousand, one hundred forty-nine".
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