Base | Representation |
---|---|
bin | 1000000110011… |
… | …11111011000000 |
3 | 11201212202022000 |
4 | 10003033323000 |
5 | 114344214022 |
6 | 10424344000 |
7 | 1453440414 |
oct | 403177300 |
9 | 151782260 |
10 | 67960512 |
11 | 353a8814 |
12 | 1a915000 |
13 | 11106429 |
14 | 9050d44 |
15 | 5e766ac |
hex | 40cfec0 |
67960512 has 112 divisors (see below), whose sum is σ = 203118720. Its totient is φ = 22277376.
The previous prime is 67960499. The next prime is 67960517. The reversal of 67960512 is 21506976.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (67960517) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115483 + ... + 116069.
It is an arithmetic number, because the mean of its divisors is an integer number (1813560).
Almost surely, 267960512 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 67960512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101559360).
67960512 is an abundant number, since it is smaller than the sum of its proper divisors (135158208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67960512 is a wasteful number, since it uses less digits than its factorization.
67960512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 675 (or 659 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 67960512 is about 8243.8165918463. The cubic root of 67960512 is about 408.0864868557.
The spelling of 67960512 in words is "sixty-seven million, nine hundred sixty thousand, five hundred twelve".
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