Base | Representation |
---|---|
bin | 1000000110100… |
… | …01100100111010 |
3 | 11201220002121001 |
4 | 10003101210322 |
5 | 114344423130 |
6 | 10424435214 |
7 | 1453466236 |
oct | 403214472 |
9 | 151802531 |
10 | 67967290 |
11 | 35402916 |
12 | 1a918b0a |
13 | 11109541 |
14 | 90535c6 |
15 | 5e786ca |
hex | 40d193a |
67967290 has 8 divisors (see below), whose sum is σ = 122341140. Its totient is φ = 27186912.
The previous prime is 67967287. The next prime is 67967321. The reversal of 67967290 is 9276976.
It can be written as a sum of positive squares in 2 ways, for example, as 66243321 + 1723969 = 8139^2 + 1313^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 67967290.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 3398355 + ... + 3398374.
Almost surely, 267967290 is an apocalyptic number.
67967290 is a deficient number, since it is larger than the sum of its proper divisors (54373850).
67967290 is a wasteful number, since it uses less digits than its factorization.
67967290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6796736.
The product of its (nonzero) digits is 285768, while the sum is 46.
The square root of 67967290 is about 8244.2276775936. The cubic root of 67967290 is about 408.1000531566.
The spelling of 67967290 in words is "sixty-seven million, nine hundred sixty-seven thousand, two hundred ninety".
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