Base | Representation |
---|---|
bin | 111011011111011… |
… | …0011010001000101 |
3 | 12011010011011111101 |
4 | 1312332303101011 |
5 | 13042010040110 |
6 | 530024540101 |
7 | 100316126311 |
oct | 16676632105 |
9 | 5133134441 |
10 | 1996174405 |
11 | 934874415 |
12 | 478621631 |
13 | 25a737cb4 |
14 | 14d180b41 |
15 | ba3a913a |
hex | 76fb3445 |
1996174405 has 16 divisors (see below), whose sum is σ = 2414809584. Its totient is φ = 1584056320.
The previous prime is 1996174381. The next prime is 1996174417. The reversal of 1996174405 is 5044716991.
It can be written as a sum of positive squares in 8 ways, for example, as 81324324 + 1914850081 = 9018^2 + 43759^2 .
It is not a de Polignac number, because 1996174405 - 27 = 1996174277 is a prime.
It is a Duffinian 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, 344835 + ... + 350575.
It is an arithmetic number, because the mean of its divisors is an integer number (150925599).
Almost surely, 21996174405 is an apocalyptic number.
It is an amenable number.
1996174405 is a deficient number, since it is larger than the sum of its proper divisors (418635179).
1996174405 is a wasteful number, since it uses less digits than its factorization.
1996174405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6296.
The product of its (nonzero) digits is 272160, while the sum is 46.
The square root of 1996174405 is about 44678.5676247572. The cubic root of 1996174405 is about 1259.1172125393.
The spelling of 1996174405 in words is "one billion, nine hundred ninety-six million, one hundred seventy-four thousand, four hundred five".
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