Base | Representation |
---|---|
bin | 1000000110000… |
… | …01001001101100 |
3 | 11201202200022021 |
4 | 10003001021230 |
5 | 114340300022 |
6 | 10423155524 |
7 | 1453066135 |
oct | 403011154 |
9 | 151680267 |
10 | 67900012 |
11 | 35367314 |
12 | 1a8a5ba4 |
13 | 110b4a2b |
14 | 9036c8c |
15 | 5e637c7 |
hex | 40c126c |
67900012 has 6 divisors (see below), whose sum is σ = 118825028. Its totient is φ = 33950004.
The previous prime is 67900009. The next prime is 67900031. The reversal of 67900012 is 21000976.
It is a super-2 number, since 2×679000122 = 9220823259200288, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 67900012.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8487498 + ... + 8487505.
Almost surely, 267900012 is an apocalyptic number.
It is an amenable number.
67900012 is a deficient number, since it is larger than the sum of its proper divisors (50925016).
67900012 is a wasteful number, since it uses less digits than its factorization.
67900012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16975007 (or 16975005 counting only the distinct ones).
The product of its (nonzero) digits is 756, while the sum is 25.
The square root of 67900012 is about 8240.1463579235. The cubic root of 67900012 is about 407.9653549334.
Adding to 67900012 its reverse (21000976), we get a palindrome (88900988).
The spelling of 67900012 in words is "sixty-seven million, nine hundred thousand, twelve".
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