Base | Representation |
---|---|
bin | 1000000100110… |
… | …10001101010100 |
3 | 11201110120111102 |
4 | 10002122031110 |
5 | 114320144000 |
6 | 10415525232 |
7 | 1451533112 |
oct | 402321524 |
9 | 151416442 |
10 | 67740500 |
11 | 35268493 |
12 | 1a829818 |
13 | 1105a249 |
14 | 8dd4ab2 |
15 | 5e313d5 |
hex | 409a354 |
67740500 has 48 divisors (see below), whose sum is σ = 150438288. Its totient is φ = 26640000.
The previous prime is 67740499. The next prime is 67740511. The reversal of 67740500 is 504776.
It can be written as a sum of positive squares in 8 ways, for example, as 35976004 + 31764496 = 5998^2 + 5636^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29390 + ... + 31610.
It is an arithmetic number, because the mean of its divisors is an integer number (3134131).
Almost surely, 267740500 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 67740500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75219144).
67740500 is an abundant number, since it is smaller than the sum of its proper divisors (82697788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67740500 is a wasteful number, since it uses less digits than its factorization.
67740500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2301 (or 2289 counting only the distinct ones).
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 67740500 is about 8230.4617124436. The cubic root of 67740500 is about 407.6456377829.
The spelling of 67740500 in words is "sixty-seven million, seven hundred forty thousand, five hundred".
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