Base | Representation |
---|---|
bin | 111110101101101110… |
… | …011001010101111110 |
3 | 20102210222110020202200 |
4 | 332231232121111332 |
5 | 2100402304131423 |
6 | 50533555132330 |
7 | 4602504106602 |
oct | 765556312576 |
9 | 212728406680 |
10 | 67339130238 |
11 | 26616202256 |
12 | 110738a40a6 |
13 | 64720b18c3 |
14 | 338b48b502 |
15 | 1b41c09d43 |
hex | fadb9957e |
67339130238 has 48 divisors (see below), whose sum is σ = 146332321200. Its totient is φ = 22380164352.
The previous prime is 67339130227. The next prime is 67339130281. The reversal of 67339130238 is 83203193376.
67339130238 is a `hidden beast` number, since 6 + 7 + 339 + 1 + 302 + 3 + 8 = 666.
It is a super-2 number, since 2×673391302382 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 67339130193 and 67339130202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20324070 + ... + 20327382.
It is an arithmetic number, because the mean of its divisors is an integer number (3048590025).
Almost surely, 267339130238 is an apocalyptic number.
67339130238 is an abundant number, since it is smaller than the sum of its proper divisors (78993190962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67339130238 is a wasteful number, since it uses less digits than its factorization.
67339130238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6313 (or 6310 counting only the distinct ones).
The product of its (nonzero) digits is 489888, while the sum is 45.
The spelling of 67339130238 in words is "sixty-seven billion, three hundred thirty-nine million, one hundred thirty thousand, two hundred thirty-eight".
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