Base | Representation |
---|---|
bin | 1100011001011100… |
… | …00000111110000010 |
3 | 122011212010201012102 |
4 | 12030232000332002 |
5 | 102112343341010 |
6 | 3020241430402 |
7 | 323636464502 |
oct | 61456007602 |
9 | 18155121172 |
10 | 6655840130 |
11 | 2906059225 |
12 | 135903b402 |
13 | 820c16054 |
14 | 471d6da02 |
15 | 28e4d5ba5 |
hex | 18cb80f82 |
6655840130 has 16 divisors (see below), whose sum is σ = 12074849280. Its totient is φ = 2641372272.
The previous prime is 6655840129. The next prime is 6655840157. The reversal of 6655840130 is 310485566.
It is a super-2 number, since 2×66558401302 = 88600415672236833800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2619140 + ... + 2621679.
It is an arithmetic number, because the mean of its divisors is an integer number (754678080).
Almost surely, 26655840130 is an apocalyptic number.
6655840130 is a deficient number, since it is larger than the sum of its proper divisors (5419009150).
6655840130 is a wasteful number, since it uses less digits than its factorization.
6655840130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5240953.
The product of its (nonzero) digits is 86400, while the sum is 38.
The square root of 6655840130 is about 81583.3324276473. The cubic root of 6655840130 is about 1881.0526896443.
It can be divided in two parts, 6655840 and 130, that multiplied together give a triangular number (865259200 = T41599).
The spelling of 6655840130 in words is "six billion, six hundred fifty-five million, eight hundred forty thousand, one hundred thirty".
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