Base | Representation |
---|---|
bin | 111000010101100100110… |
… | …101110010010101110000 |
3 | 111201002220112000202200220 |
4 | 320111210311302111300 |
5 | 1001412221040330440 |
6 | 12122304543013040 |
7 | 546463215361365 |
oct | 70254465622560 |
9 | 14632815022626 |
10 | 3871457355120 |
11 | 126296a825a63 |
12 | 52639329a180 |
13 | 2210ccb34814 |
14 | d554563646c |
15 | 6aa8b06a8d0 |
hex | 38564d72570 |
3871457355120 has 160 divisors (see below), whose sum is σ = 12045428239680. Its totient is φ = 1028617420800.
The previous prime is 3871457355043. The next prime is 3871457355137. The reversal of 3871457355120 is 215537541783.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84379546 + ... + 84425414.
It is an arithmetic number, because the mean of its divisors is an integer number (75283926498).
Almost surely, 23871457355120 is an apocalyptic number.
3871457355120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3871457355120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6022714119840).
3871457355120 is an abundant number, since it is smaller than the sum of its proper divisors (8173970884560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3871457355120 is a wasteful number, since it uses less digits than its factorization.
3871457355120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47163 (or 47157 counting only the distinct ones).
The product of its (nonzero) digits is 3528000, while the sum is 51.
The spelling of 3871457355120 in words is "three trillion, eight hundred seventy-one billion, four hundred fifty-seven million, three hundred fifty-five thousand, one hundred twenty".
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