Base | Representation |
---|---|
bin | 1000000100010… |
… | …01100001111110 |
3 | 11201100002210102 |
4 | 10002021201332 |
5 | 114311002230 |
6 | 10414241102 |
7 | 1451130005 |
oct | 402114176 |
9 | 151302712 |
10 | 67672190 |
11 | 35221133 |
12 | 1a7b6192 |
13 | 11035121 |
14 | 8db7c3c |
15 | 5e1b045 |
hex | 408987e |
67672190 has 16 divisors (see below), whose sum is σ = 123353280. Its totient is φ = 26725920.
The previous prime is 67672183. The next prime is 67672193. The reversal of 67672190 is 9127676.
It is a super-2 number, since 2×676721902 = 9159050598792200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67672193) 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 7 ways as a sum of consecutive naturals, for example, 42041 + ... + 43620.
It is an arithmetic number, because the mean of its divisors is an integer number (7709580).
Almost surely, 267672190 is an apocalyptic number.
67672190 is a deficient number, since it is larger than the sum of its proper divisors (55681090).
67672190 is a wasteful number, since it uses less digits than its factorization.
67672190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85747.
The product of its (nonzero) digits is 31752, while the sum is 38.
The square root of 67672190 is about 8226.3108377936. The cubic root of 67672190 is about 407.5085674488.
The spelling of 67672190 in words is "sixty-seven million, six hundred seventy-two thousand, one hundred ninety".
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