Base | Representation |
---|---|
bin | 1110111001000011… |
… | …1100001111111110 |
3 | 101022120211220021211 |
4 | 3232100330033332 |
5 | 31141314342434 |
6 | 1500354315034 |
7 | 201026332216 |
oct | 35620741776 |
9 | 11276756254 |
10 | 3997418494 |
11 | 1771490753 |
12 | 936888a7a |
13 | 4b92296b4 |
14 | 29cc81246 |
15 | 185e15464 |
hex | ee43c3fe |
3997418494 has 4 divisors (see below), whose sum is σ = 5996127744. Its totient is φ = 1998709246.
The previous prime is 3997418459. The next prime is 3997418497. The reversal of 3997418494 is 4948147993.
It is a semiprime because it is the product of two primes.
It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3997418497) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 999354622 + ... + 999354625.
It is an arithmetic number, because the mean of its divisors is an integer number (1499031936).
Almost surely, 23997418494 is an apocalyptic number.
3997418494 is a deficient number, since it is larger than the sum of its proper divisors (1998709250).
3997418494 is a wasteful number, since it uses less digits than its factorization.
3997418494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1998709249.
The product of its digits is 7838208, while the sum is 58.
The square root of 3997418494 is about 63225.1413126139. The cubic root of 3997418494 is about 1587.0594880335.
The spelling of 3997418494 in words is "three billion, nine hundred ninety-seven million, four hundred eighteen thousand, four hundred ninety-four".
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