Base | Representation |
---|---|
bin | 1011111101011101… |
… | …01010110100011110 |
3 | 121120111111020011010 |
4 | 11332232222310132 |
5 | 101122302134101 |
6 | 2541055040050 |
7 | 315056465106 |
oct | 57656526436 |
9 | 17514436133 |
10 | 6421130526 |
11 | 27a5619448 |
12 | 12b2510026 |
13 | 7b43c8225 |
14 | 44cb14206 |
15 | 278ac22d6 |
hex | 17ebaad1e |
6421130526 has 32 divisors (see below), whose sum is σ = 13434400800. Its totient is φ = 2043345920.
The previous prime is 6421130483. The next prime is 6421130543. The reversal of 6421130526 is 6250311246.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 6421130493 and 6421130502.
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, 191835 + ... + 222806.
It is an arithmetic number, because the mean of its divisors is an integer number (419825025).
Almost surely, 26421130526 is an apocalyptic number.
6421130526 is an abundant number, since it is smaller than the sum of its proper divisors (7013270274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6421130526 is a wasteful number, since it uses less digits than its factorization.
6421130526 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 414764.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 6421130526 is about 80131.9569585069. The cubic root of 6421130526 is about 1858.6766057405.
The spelling of 6421130526 in words is "six billion, four hundred twenty-one million, one hundred thirty thousand, five hundred twenty-six".
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