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8045870000380 = 2251275493154031
BaseRepresentation
bin111010100010101001100…
…1110010010100011111100
31001111011210111212212002021
41311011103032102203330
52023310420210003010
625040115513205524
71460203105405612
oct165052316224374
931434714785067
108045870000380
112622263950463
12a9b4157008a4
13464950b26c14
141db5ca6996b2
15de458e568da
hex751533928fc

8045870000380 has 24 divisors (see below), whose sum is σ = 16896464827200. Its totient is φ = 3218321747520.

The previous prime is 8045870000369. The next prime is 8045870000417. The reversal of 8045870000380 is 830000785408.

It is a happy number.

It is a super-2 number, since 2×80458700003802 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 973965 + ... + 4127995.

It is an arithmetic number, because the mean of its divisors is an integer number (704019367800).

Almost surely, 28045870000380 is an apocalyptic number.

It is an amenable number.

8045870000380 is an abundant number, since it is smaller than the sum of its proper divisors (8850594826820).

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

8045870000380 is a wasteful number, since it uses less digits than its factorization.

8045870000380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281589 (or 3281587 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

Adding to 8045870000380 its reverse (830000785408), we get a palindrome (8875870785788).

The spelling of 8045870000380 in words is "eight trillion, forty-five billion, eight hundred seventy million, three hundred eighty", and thus it is an aban number.

Divisors: 1 2 4 5 10 20 127549 255098 510196 637745 1275490 2550980 3154031 6308062 12616124 15770155 31540310 63080620 402293500019 804587000038 1609174000076 2011467500095 4022935000190 8045870000380