Base | Representation |
---|---|
bin | 11101001000001101010010… |
… | …111101000101110101001110 |
3 | 121210120221112122222212101210 |
4 | 131020031102331011311032 |
5 | 113242402404102043144 |
6 | 1132243415110315250 |
7 | 35661311222103015 |
oct | 3510152275056516 |
9 | 553527478885353 |
10 | 128107381284174 |
11 | 37901042a895a6 |
12 | 1245009a958b26 |
13 | 5663621b24026 |
14 | 238c604bbba7c |
15 | ec2578837ab9 |
hex | 748352f45d4e |
128107381284174 has 16 divisors (see below), whose sum is σ = 256953133646208. Its totient is φ = 42579398581752.
The previous prime is 128107381284163. The next prime is 128107381284209. The reversal of 128107381284174 is 471482183701821.
It is a super-3 number, since 3×1281073812841743 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
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, 30765459322 + ... + 30765463485.
It is an arithmetic number, because the mean of its divisors is an integer number (16059570852888).
Almost surely, 2128107381284174 is an apocalyptic number.
128107381284174 is an abundant number, since it is smaller than the sum of its proper divisors (128845752362034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128107381284174 is a wasteful number, since it uses less digits than its factorization.
128107381284174 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61530923159.
The product of its (nonzero) digits is 4816896, while the sum is 57.
The spelling of 128107381284174 in words is "one hundred twenty-eight trillion, one hundred seven billion, three hundred eighty-one million, two hundred eighty-four thousand, one hundred seventy-four".
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