Base | Representation |
---|---|
bin | 111100010100100001111… |
… | …111101110011001001100 |
3 | 112200021112002001202021221 |
4 | 330110201333232121030 |
5 | 1020403344212400433 |
6 | 12452141313333124 |
7 | 605324155614460 |
oct | 74244177563114 |
9 | 15607462052257 |
10 | 4145213793868 |
11 | 1358a80137264 |
12 | 56b4538671a4 |
13 | 240b798c2c54 |
14 | 1048b51a24a0 |
15 | 72c5e7b472d |
hex | 3c521fee64c |
4145213793868 has 12 divisors (see below), whose sum is σ = 8290427587792. Its totient is φ = 1776520197360.
The previous prime is 4145213793839. The next prime is 4145213793869. The reversal of 4145213793868 is 8683973125414.
4145213793868 is an admirable number.
It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (4145213793869) 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 3 ways as a sum of consecutive naturals, for example, 74021674863 + ... + 74021674918.
Almost surely, 24145213793868 is an apocalyptic number.
It is an amenable number.
4145213793868 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4145213793868 is a wasteful number, since it uses less digits than its factorization.
4145213793868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148043349792 (or 148043349790 counting only the distinct ones).
The product of its digits is 34836480, while the sum is 61.
The spelling of 4145213793868 in words is "four trillion, one hundred forty-five billion, two hundred thirteen million, seven hundred ninety-three thousand, eight hundred sixty-eight".
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