Base | Representation |
---|---|
bin | 1111111110110… |
… | …0111100110000 |
3 | 11200010112000102 |
4 | 3333230330300 |
5 | 114124441312 |
6 | 10352411532 |
7 | 1442516111 |
oct | 377547460 |
9 | 150115012 |
10 | 67030832 |
11 | 34923290 |
12 | 1a546ba8 |
13 | 10b6c21b |
14 | 8c8c208 |
15 | 5d40ec2 |
hex | 3fecf30 |
67030832 has 80 divisors (see below), whose sum is σ = 153204480. Its totient is φ = 28089600.
The previous prime is 67030823. The next prime is 67030853. The reversal of 67030832 is 23803076.
It is a super-2 number, since 2×670308322 = 8986264877224448, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a pancake number, because a pancake can be divided into 67030832 parts by 11578 straight cuts.
It is a junction number, because it is equal to n+sod(n) for n = 67030795 and 67030804.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117107 + ... + 117677.
It is an arithmetic number, because the mean of its divisors is an integer number (1915056).
Almost surely, 267030832 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 67030832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76602240).
67030832 is an abundant number, since it is smaller than the sum of its proper divisors (86173648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67030832 is a wasteful number, since it uses less digits than its factorization.
67030832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 642 (or 636 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 29.
The square root of 67030832 is about 8187.2359194053. The cubic root of 67030832 is about 406.2171018093.
The spelling of 67030832 in words is "sixty-seven million, thirty thousand, eight hundred thirty-two".
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