Base | Representation |
---|---|
bin | 111110100010000011… |
… | …101111111110011010 |
3 | 20102022100011012020100 |
4 | 332202003233332122 |
5 | 2100002202320440 |
6 | 50502324040230 |
7 | 4564606331523 |
oct | 764203577632 |
9 | 212270135210 |
10 | 67143401370 |
11 | 26525777261 |
12 | 1101a233076 |
13 | 64406916c6 |
14 | 336d49b84a |
15 | 1b2e946230 |
hex | fa20eff9a |
67143401370 has 96 divisors (see below), whose sum is σ = 183857169600. Its totient is φ = 16953656832.
The previous prime is 67143401359. The next prime is 67143401461. The reversal of 67143401370 is 7310434176.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3631369 + ... + 3649811.
It is an arithmetic number, because the mean of its divisors is an integer number (1915178850).
Almost surely, 267143401370 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 67143401370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91928584800).
67143401370 is an abundant number, since it is smaller than the sum of its proper divisors (116713768230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67143401370 is a wasteful number, since it uses less digits than its factorization.
67143401370 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20604 (or 20601 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 36.
The spelling of 67143401370 in words is "sixty-seven billion, one hundred forty-three million, four hundred one thousand, three hundred seventy".
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