Base | Representation |
---|---|
bin | 1000110101111100… |
… | …01011011100111011 |
3 | 110020212012201001001 |
4 | 10122332023130323 |
5 | 34210323142442 |
6 | 2103030505431 |
7 | 225434604151 |
oct | 43276133473 |
9 | 13225181031 |
10 | 4747474747 |
11 | 201690a054 |
12 | b05b05277 |
13 | 5a8743972 |
14 | 3307293d1 |
15 | 1cbbc42b7 |
hex | 11af8b73b |
4747474747 has 16 divisors (see below), whose sum is σ = 4985616384. Its totient is φ = 4515912000.
The previous prime is 4747474733. The next prime is 4747474751. The reversal of 4747474747 is 7474747474.
It is a cyclic number.
It is not a de Polignac number, because 4747474747 - 231 = 2599991099 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
4747474747 is an undulating number in base 10.
4747474747 is a modest number, since divided by 474747 gives 4747 as remainder.
It is not an unprimeable number, because it can be changed into a prime (4747474717) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517672 + ... + 526762.
It is an arithmetic number, because the mean of its divisors is an integer number (311601024).
Almost surely, 24747474747 is an apocalyptic number.
4747474747 is a gapful number since it is divisible by the number (47) formed by its first and last digit.
4747474747 is a deficient number, since it is larger than the sum of its proper divisors (238141637).
4747474747 is a wasteful number, since it uses less digits than its factorization.
4747474747 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9450.
The product of its digits is 17210368, while the sum is 55.
The square root of 4747474747 is about 68901.9212141432. The cubic root of 4747474747 is about 1680.6897615252.
Adding to 4747474747 its reverse (7474747474), we get a palindrome (12222222221).
It can be divided in two parts, 47474 and 74747, that added together give a palindrome (122221).
The spelling of 4747474747 in words is "four billion, seven hundred forty-seven million, four hundred seventy-four thousand, seven hundred forty-seven".
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