Base | Representation |
---|---|
bin | 1000001101000… |
… | …00000110110000 |
3 | 11210111002000020 |
4 | 10012200012300 |
5 | 120104010412 |
6 | 10454523440 |
7 | 1463621445 |
oct | 406400660 |
9 | 153432006 |
10 | 68813232 |
11 | 35930444 |
12 | 1b066580 |
13 | 113445b7 |
14 | 91d39cc |
15 | 609418c |
hex | 41a01b0 |
68813232 has 40 divisors (see below), whose sum is σ = 178213296. Its totient is φ = 22880256.
The previous prime is 68813207. The next prime is 68813249. The reversal of 68813232 is 23231886.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 68813193 and 68813202.
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, 20368 + ... + 23504.
Almost surely, 268813232 is an apocalyptic number.
It is an amenable number.
68813232 is an abundant number, since it is smaller than the sum of its proper divisors (109400064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68813232 is a wasteful number, since it uses less digits than its factorization.
68813232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3605 (or 3599 counting only the distinct ones).
The product of its digits is 13824, while the sum is 33.
The square root of 68813232 is about 8295.3741326115. The cubic root of 68813232 is about 409.7861903249.
The spelling of 68813232 in words is "sixty-eight million, eight hundred thirteen thousand, two hundred thirty-two".
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