Base | Representation |
---|---|
bin | 1000000100101… |
… | …11101110111100 |
3 | 11201110001121000 |
4 | 10002113232330 |
5 | 114314332424 |
6 | 10415410300 |
7 | 1451461422 |
oct | 402275674 |
9 | 151401530 |
10 | 67730364 |
11 | 35260909 |
12 | 1a823990 |
13 | 11055750 |
14 | 8dd1112 |
15 | 5e2d3c9 |
hex | 4097bbc |
67730364 has 96 divisors (see below), whose sum is σ = 199136000. Its totient is φ = 19735488.
The previous prime is 67730359. The next prime is 67730389. The reversal of 67730364 is 46303776.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25407 + ... + 27945.
Almost surely, 267730364 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 67730364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99568000).
67730364 is an abundant number, since it is smaller than the sum of its proper divisors (131405636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67730364 is a wasteful number, since it uses less digits than its factorization.
67730364 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2584 (or 2576 counting only the distinct ones).
The product of its (nonzero) digits is 63504, while the sum is 36.
The square root of 67730364 is about 8229.8459280840. The cubic root of 67730364 is about 407.6253047852.
It can be divided in two parts, 6773036 and 4, that added together give a triangular number (6773040 = T3680).
The spelling of 67730364 in words is "sixty-seven million, seven hundred thirty thousand, three hundred sixty-four".
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