Base | Representation |
---|---|
bin | 111100101111011… |
… | …0111000110011101 |
3 | 12021001002220001221 |
4 | 1321132313012131 |
5 | 13133230230044 |
6 | 534124133341 |
7 | 101335563103 |
oct | 17136670635 |
9 | 5231086057 |
10 | 2038133149 |
11 | 956522668 |
12 | 48a697251 |
13 | 266339260 |
14 | 154983c73 |
15 | bdde6484 |
hex | 797b719d |
2038133149 has 4 divisors (see below), whose sum is σ = 2194912636. Its totient is φ = 1881353664.
The previous prime is 2038133117. The next prime is 2038133191. The reversal of 2038133149 is 9413318302.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1342123225 + 696009924 = 36635^2 + 26382^2 .
It is a cyclic number.
It is not a de Polignac number, because 2038133149 - 25 = 2038133117 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 (2038131149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78389724 + ... + 78389749.
It is an arithmetic number, because the mean of its divisors is an integer number (548728159).
Almost surely, 22038133149 is an apocalyptic number.
It is an amenable number.
2038133149 is a deficient number, since it is larger than the sum of its proper divisors (156779487).
2038133149 is a wasteful number, since it uses less digits than its factorization.
2038133149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156779486.
The product of its (nonzero) digits is 15552, while the sum is 34.
The square root of 2038133149 is about 45145.6880443747. The cubic root of 2038133149 is about 1267.8781501214.
The spelling of 2038133149 in words is "two billion, thirty-eight million, one hundred thirty-three thousand, one hundred forty-nine".
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