Base | Representation |
---|---|
bin | 100001111101010011000000… |
… | …111010101100010001100000 |
3 | 201120210111212201022010021110 |
4 | 201331103000322230101200 |
5 | 124033403333343141210 |
6 | 1245345241131423320 |
7 | 43313011454306055 |
oct | 4175230072542140 |
9 | 646714781263243 |
10 | 149347839427680 |
11 | 43650076959763 |
12 | 149007412b4b40 |
13 | 654459666353a |
14 | 28c468c90d02c |
15 | 123ed301dc420 |
hex | 87d4c0eac460 |
149347839427680 has 192 divisors, whose sum is σ = 483236551607040. Its totient is φ = 38743605725184.
The previous prime is 149347839427673. The next prime is 149347839427723. The reversal of 149347839427680 is 86724938743941.
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, 112631907 + ... + 113950173.
It is an arithmetic number, because the mean of its divisors is an integer number (2516857039620).
Almost surely, 2149347839427680 is an apocalyptic number.
149347839427680 is a gapful number since it is divisible by the number (10) 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 149347839427680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241618275803520).
149347839427680 is an abundant number, since it is smaller than the sum of its proper divisors (333888712179360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149347839427680 is a wasteful number, since it uses less digits than its factorization.
149347839427680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1324701 (or 1324693 counting only the distinct ones).
The product of its (nonzero) digits is 1755758592, while the sum is 75.
The spelling of 149347839427680 in words is "one hundred forty-nine trillion, three hundred forty-seven billion, eight hundred thirty-nine million, four hundred twenty-seven thousand, six hundred eighty".
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