Base | Representation |
---|---|
bin | 11110000110010111100… |
… | …110010001110111100110 |
3 | 21022201221221011022011000 |
4 | 132012113212101313212 |
5 | 232342112200214104 |
6 | 4222115324054130 |
7 | 302303304356334 |
oct | 36062746216746 |
9 | 7281857138130 |
10 | 2068422663654 |
11 | 7282387407a6 |
12 | 294a5a694346 |
13 | 120088c7c8b9 |
14 | 7217dbd0b54 |
15 | 38c0edb9639 |
hex | 1e197991de6 |
2068422663654 has 32 divisors (see below), whose sum is σ = 4648140828000. Its totient is φ = 681727318272.
The previous prime is 2068422663653. The next prime is 2068422663719. The reversal of 2068422663654 is 4563662248602.
2068422663654 is a `hidden beast` number, since 20 + 68 + 422 + 66 + 36 + 54 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2068422663654.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2068422663653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215186899 + ... + 215196510.
It is an arithmetic number, because the mean of its divisors is an integer number (145254400875).
Almost surely, 22068422663654 is an apocalyptic number.
2068422663654 is an abundant number, since it is smaller than the sum of its proper divisors (2579718164346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2068422663654 is a wasteful number, since it uses less digits than its factorization.
2068422663654 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 430383509 (or 430383503 counting only the distinct ones).
The product of its (nonzero) digits is 19906560, while the sum is 54.
The spelling of 2068422663654 in words is "two trillion, sixty-eight billion, four hundred twenty-two million, six hundred sixty-three thousand, six hundred fifty-four".
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