Base | Representation |
---|---|
bin | 1000000100100… |
… | …11101001011110 |
3 | 11201102012122020 |
4 | 10002103221132 |
5 | 114313314010 |
6 | 10415201010 |
7 | 1451361555 |
oct | 402235136 |
9 | 151365566 |
10 | 67713630 |
11 | 3524a286 |
12 | 1a816166 |
13 | 1104ac4a |
14 | 8dc8d9c |
15 | 5e28470 |
hex | 4093a5e |
67713630 has 16 divisors (see below), whose sum is σ = 162512784. Its totient is φ = 18056960.
The previous prime is 67713593. The next prime is 67713661. The reversal of 67713630 is 3631776.
It is a junction number, because it is equal to n+sod(n) for n = 67713591 and 67713600.
It is a congruent number.
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, 1128531 + ... + 1128590.
It is an arithmetic number, because the mean of its divisors is an integer number (10157049).
Almost surely, 267713630 is an apocalyptic number.
67713630 is an abundant number, since it is smaller than the sum of its proper divisors (94799154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67713630 is a wasteful number, since it uses less digits than its factorization.
67713630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2257131.
The product of its (nonzero) digits is 15876, while the sum is 33.
The square root of 67713630 is about 8228.8291998315. The cubic root of 67713630 is about 407.5917316417.
It can be divided in two parts, 6771 and 3630, that added together give a palindrome (10401).
The spelling of 67713630 in words is "sixty-seven million, seven hundred thirteen thousand, six hundred thirty".
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