Base | Representation |
---|---|
bin | 1000000011110… |
… | …01001101010010 |
3 | 11201012201002010 |
4 | 10001321031102 |
5 | 114301332310 |
6 | 10413003350 |
7 | 1450431042 |
oct | 401711522 |
9 | 151181063 |
10 | 67605330 |
11 | 35185981 |
12 | 1a783556 |
13 | 11010870 |
14 | 8d9b722 |
15 | 5e06320 |
hex | 4079352 |
67605330 has 32 divisors (see below), whose sum is σ = 174734784. Its totient is φ = 16641216.
The previous prime is 67605319. The next prime is 67605337. The reversal of 67605330 is 3350676.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (67605337) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86284 + ... + 87063.
It is an arithmetic number, because the mean of its divisors is an integer number (5460462).
Almost surely, 267605330 is an apocalyptic number.
67605330 is an abundant number, since it is smaller than the sum of its proper divisors (107129454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67605330 is a wasteful number, since it uses less digits than its factorization.
67605330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173370.
The product of its (nonzero) digits is 11340, while the sum is 30.
The square root of 67605330 is about 8222.2460435090. The cubic root of 67605330 is about 407.3743173196.
It can be divided in two parts, 6760 and 5330, that added together give a triangular number (12090 = T155).
The spelling of 67605330 in words is "sixty-seven million, six hundred five thousand, three hundred thirty".
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