Base | Representation |
---|---|
bin | 1000000011001… |
… | …11111010011010 |
3 | 11201002002220102 |
4 | 10001213322122 |
5 | 114242100430 |
6 | 10411255402 |
7 | 1450014362 |
oct | 401477232 |
9 | 151062812 |
10 | 67534490 |
11 | 35137731 |
12 | 1a74a562 |
13 | 10cb754a |
14 | 8d7d9a2 |
15 | 5de0345 |
hex | 4067e9a |
67534490 has 32 divisors (see below), whose sum is σ = 125058816. Its totient is φ = 26248320.
The previous prime is 67534483. The next prime is 67534499. The reversal of 67534490 is 9443576.
It is not an unprimeable number, because it can be changed into a prime (67534499) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51179 + ... + 52481.
It is an arithmetic number, because the mean of its divisors is an integer number (3908088).
Almost surely, 267534490 is an apocalyptic number.
67534490 is a deficient number, since it is larger than the sum of its proper divisors (57524326).
67534490 is a wasteful number, since it uses less digits than its factorization.
67534490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1454.
The product of its (nonzero) digits is 90720, while the sum is 38.
The square root of 67534490 is about 8217.9370890753. The cubic root of 67534490 is about 407.2319790245.
The spelling of 67534490 in words is "sixty-seven million, five hundred thirty-four thousand, four hundred ninety".
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