Base | Representation |
---|---|
bin | 10010101011101100… |
… | …111100101100001111 |
3 | 1220210001110211112022 |
4 | 102223230330230033 |
5 | 312041000243142 |
6 | 13114331200355 |
7 | 1310055625100 |
oct | 225354745417 |
9 | 56701424468 |
10 | 20060556047 |
11 | 856472a744 |
12 | 3a7a2a60bb |
13 | 1b790baa0c |
14 | d8436a3a7 |
15 | 7c622d6d2 |
hex | 4abb3cb0f |
20060556047 has 18 divisors (see below), whose sum is σ = 24356119608. Its totient is φ = 16443265608.
The previous prime is 20060556023. The next prime is 20060556071. The reversal of 20060556047 is 74065506002.
It is an interprime number because it is at equal distance from previous prime (20060556023) and next prime (20060556071).
It is not a de Polignac number, because 20060556047 - 28 = 20060555791 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20060555998 and 20060556016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20060556007) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4752704 + ... + 4756922.
It is an arithmetic number, because the mean of its divisors is an integer number (1353117756).
Almost surely, 220060556047 is an apocalyptic number.
20060556047 is a deficient number, since it is larger than the sum of its proper divisors (4295563561).
20060556047 is an frugal number, since it uses more digits than its factorization.
20060556047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8475 (or 4249 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 35.
It can be divided in two parts, 2006055 and 6047, that added together give a palindrome (2012102).
The spelling of 20060556047 in words is "twenty billion, sixty million, five hundred fifty-six thousand, forty-seven".
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