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3868143836754 = 233931444136929
BaseRepresentation
bin111000010010011111010…
…101101101111001010010
3111200210100121001121000110
4320102133111231321102
51001333424310234004
612121000054502150
7546315132054111
oct70223725557122
914623317047013
103868143836754
11126151a39862a
12525809664956
132209c24cb372
14d530d53bc78
156a9451e7589
hex3849f56de52

3868143836754 has 32 divisors (see below), whose sum is σ = 7740207743040. Its totient is φ = 1288728115200.

The previous prime is 3868143836723. The next prime is 3868143836783. The reversal of 3868143836754 is 4576383418683.

It is an unprimeable number.

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, 104726962 + ... + 104763890.

It is an arithmetic number, because the mean of its divisors is an integer number (241881491970).

Almost surely, 23868143836754 is an apocalyptic number.

3868143836754 is an abundant number, since it is smaller than the sum of its proper divisors (3872063906286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3868143836754 is a wasteful number, since it uses less digits than its factorization.

3868143836754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45306.

The product of its digits is 278691840, while the sum is 66.

The spelling of 3868143836754 in words is "three trillion, eight hundred sixty-eight billion, one hundred forty-three million, eight hundred thirty-six thousand, seven hundred fifty-four".

Divisors: 1 2 3 6 3931 4441 7862 8882 11793 13323 23586 26646 36929 73858 110787 221574 17457571 34915142 52372713 104745426 145167899 164001689 290335798 328003378 435503697 492005067 871007394 984010134 644690639459 1289381278918 1934071918377 3868143836754