Base | Representation |
---|---|
bin | 1000000100100… |
… | …11010000111100 |
3 | 11201102010111002 |
4 | 10002103100330 |
5 | 114313241220 |
6 | 10415145432 |
7 | 1451354153 |
oct | 402232074 |
9 | 151363432 |
10 | 67712060 |
11 | 35249089 |
12 | 1a815278 |
13 | 1104a310 |
14 | 8dc859a |
15 | 5e27c75 |
hex | 409343c |
67712060 has 72 divisors (see below), whose sum is σ = 158816448. Its totient is φ = 24105600.
The previous prime is 67712041. The next prime is 67712077. The reversal of 67712060 is 6021776.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249725 + ... + 249995.
It is an arithmetic number, because the mean of its divisors is an integer number (2205784).
Almost surely, 267712060 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 67712060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79408224).
67712060 is an abundant number, since it is smaller than the sum of its proper divisors (91104388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67712060 is a wasteful number, since it uses less digits than its factorization.
67712060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355 (or 322 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 29.
The square root of 67712060 is about 8228.7338029614. The cubic root of 67712060 is about 407.5885814932.
The spelling of 67712060 in words is "sixty-seven million, seven hundred twelve thousand, sixty".
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