Base | Representation |
---|---|
bin | 1000000100011… |
… | …01011100111100 |
3 | 11201100220211022 |
4 | 10002031130330 |
5 | 114312011002 |
6 | 10414443312 |
7 | 1451224562 |
oct | 402153474 |
9 | 151326738 |
10 | 67688252 |
11 | 35232205 |
12 | 1a803538 |
13 | 1103c528 |
14 | 8dbda32 |
15 | 5e20ba2 |
hex | 408d73c |
67688252 has 12 divisors (see below), whose sum is σ = 122275776. Its totient is φ = 32752320.
The previous prime is 67688251. The next prime is 67688303. The reversal of 67688252 is 25288676.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67688251) 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, 272813 + ... + 273060.
It is an arithmetic number, because the mean of its divisors is an integer number (10189648).
Almost surely, 267688252 is an apocalyptic number.
67688252 is a gapful number since it is divisible by the number (62) formed by its first and last digit.
It is an amenable number.
67688252 is a deficient number, since it is larger than the sum of its proper divisors (54587524).
67688252 is a wasteful number, since it uses less digits than its factorization.
67688252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 545908 (or 545906 counting only the distinct ones).
The product of its digits is 322560, while the sum is 44.
The square root of 67688252 is about 8227.2870376571. The cubic root of 67688252 is about 407.5408056293.
The spelling of 67688252 in words is "sixty-seven million, six hundred eighty-eight thousand, two hundred fifty-two".
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