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3853680808395 = 3511191229244277
BaseRepresentation
bin111000000101000001010…
…001101001000111001011
3111122102000122022121221110
4320011001101221013023
51001114314241332040
612110205001541403
7545263542254505
oct70050121510713
914572018277843
103853680808395
111256378395330
12522a51aa4863
1321c528cb0712
14d473a774d75
156a39a600980
hex381414691cb

3853680808395 has 32 divisors (see below), whose sum is σ = 7080447041280. Its totient is φ = 1770111757440.

The previous prime is 3853680808387. The next prime is 3853680808423. The reversal of 3853680808395 is 5938080863583.

It is not a de Polignac number, because 3853680808395 - 23 = 3853680808387 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 614619004 + ... + 614625273.

It is an arithmetic number, because the mean of its divisors is an integer number (221263970040).

Almost surely, 23853680808395 is an apocalyptic number.

3853680808395 is a deficient number, since it is larger than the sum of its proper divisors (3226766232885).

3853680808395 is a wasteful number, since it uses less digits than its factorization.

3853680808395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229244315.

The product of its (nonzero) digits is 149299200, while the sum is 66.

The spelling of 3853680808395 in words is "three trillion, eight hundred fifty-three billion, six hundred eighty million, eight hundred eight thousand, three hundred ninety-five".

Divisors: 1 3 5 11 15 19 33 55 57 95 165 209 285 627 1045 3135 1229244277 3687732831 6146221385 13521687047 18438664155 23355641263 40565061141 67608435235 70066923789 116778206315 202825305705 256912053893 350334618945 770736161679 1284560269465 3853680808395