Base | Representation |
---|---|
bin | 10110001110011010101… |
… | …00111001110000100001 |
3 | 2201000010100202122210000 |
4 | 23013031110321300201 |
5 | 100002430412121004 |
6 | 1342452351530213 |
7 | 106113026033100 |
oct | 13071524716041 |
9 | 2630110678700 |
10 | 763654020129 |
11 | 274955871100 |
12 | 104002229969 |
13 | 57020c3c400 |
14 | 28d651aa037 |
15 | 14ce74dcc39 |
hex | b1cd539c21 |
763654020129 has 405 divisors, whose sum is σ = 1595902851081. Its totient is φ = 362412610560.
The previous prime is 763654020127. The next prime is 763654020149. The reversal of 763654020129 is 921020456367.
The square root of 763654020129 is 873873.
It is a perfect power (a square), and thus also a powerful number.
763654020129 is a `hidden beast` number, since 7 + 63 + 6 + 540 + 20 + 1 + 29 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 139522419729 + 624131600400 = 373527^2 + 790020^2 .
It is not a de Polignac number, because 763654020129 - 21 = 763654020127 is a prime.
It is not an unprimeable number, because it can be changed into a prime (763654020127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 404 ways as a sum of consecutive naturals, for example, 7872721809 + ... + 7872721905.
Almost surely, 2763654020129 is an apocalyptic number.
763654020129 is the 873873-rd square number.
763654020129 is the 436937-th centered octagonal number.
It is an amenable number.
763654020129 is an abundant number, since it is smaller than the sum of its proper divisors (832248830952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
763654020129 is a wasteful number, since it uses less digits than its factorization.
763654020129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 268 (or 131 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 45.
The spelling of 763654020129 in words is "seven hundred sixty-three billion, six hundred fifty-four million, twenty thousand, one hundred twenty-nine".
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