Base | Representation |
---|---|
bin | 1101110111101011100000… |
… | …00010011011000110110101 |
3 | 10222222210222021110101022202 |
4 | 12323311300002123012311 |
5 | 12444204401231434110 |
6 | 144511413153434245 |
7 | 6265404253141352 |
oct | 673656002330665 |
9 | 128883867411282 |
10 | 30500442452405 |
11 | 979a18a68a5a2 |
12 | 350723456b985 |
13 | 1403244143483 |
14 | 77632d265629 |
15 | 37d5be6a90a5 |
hex | 1bbd7009b1b5 |
30500442452405 has 16 divisors (see below), whose sum is σ = 36724298628864. Its totient is φ = 24317861860800.
The previous prime is 30500442452329. The next prime is 30500442452411. The reversal of 30500442452405 is 50425424400503.
It is not a de Polignac number, because 30500442452405 - 218 = 30500442190261 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11208644 + ... + 13661426.
It is an arithmetic number, because the mean of its divisors is an integer number (2295268664304).
Almost surely, 230500442452405 is an apocalyptic number.
It is an amenable number.
30500442452405 is a deficient number, since it is larger than the sum of its proper divisors (6223856176459).
30500442452405 is a wasteful number, since it uses less digits than its factorization.
30500442452405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2461196.
The product of its (nonzero) digits is 384000, while the sum is 38.
Adding to 30500442452405 its reverse (50425424400503), we get a palindrome (80925866852908).
The spelling of 30500442452405 in words is "thirty trillion, five hundred billion, four hundred forty-two million, four hundred fifty-two thousand, four hundred five".
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