Base | Representation |
---|---|
bin | 1000000101110… |
… | …10001001101000 |
3 | 11201201012222012 |
4 | 10002322021220 |
5 | 114333340321 |
6 | 10422415052 |
7 | 1452616421 |
oct | 402721150 |
9 | 151635865 |
10 | 67871336 |
11 | 35347815 |
12 | 1a891488 |
13 | 110a4970 |
14 | 902a648 |
15 | 5e5a05b |
hex | 40ba268 |
67871336 has 16 divisors (see below), whose sum is σ = 137048100. Its totient is φ = 31325184.
The previous prime is 67871333. The next prime is 67871347. The reversal of 67871336 is 63317876.
It can be written as a sum of positive squares in 2 ways, for example, as 67338436 + 532900 = 8206^2 + 730^2 .
It is a junction number, because it is equal to n+sod(n) for n = 67871293 and 67871302.
It is not an unprimeable number, because it can be changed into a prime (67871333) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326201 + ... + 326408.
Almost surely, 267871336 is an apocalyptic number.
It is an amenable number.
67871336 is an abundant number, since it is smaller than the sum of its proper divisors (69176764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67871336 is a wasteful number, since it uses less digits than its factorization.
67871336 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 652628 (or 652624 counting only the distinct ones).
The product of its digits is 127008, while the sum is 41.
The square root of 67871336 is about 8238.4061565329. The cubic root of 67871336 is about 407.9079152685.
The spelling of 67871336 in words is "sixty-seven million, eight hundred seventy-one thousand, three hundred thirty-six".
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