Base | Representation |
---|---|
bin | 101000110100101110… |
… | …1100001100111000110 |
3 | 22101021210010001202011 |
4 | 1101221131201213012 |
5 | 2414021141142241 |
6 | 104135140204434 |
7 | 6222340412305 |
oct | 1215135414706 |
9 | 271253101664 |
10 | 87668693446 |
11 | 341a8767a64 |
12 | 14ba809971a |
13 | 8361b38549 |
14 | 435944043c |
15 | 2431874281 |
hex | 14697619c6 |
87668693446 has 8 divisors (see below), whose sum is σ = 132082349400. Its totient is φ = 43641243648.
The previous prime is 87668693443. The next prime is 87668693449. The reversal of 87668693446 is 64439686678.
It is an interprime number because it is at equal distance from previous prime (87668693443) and next prime (87668693449).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87668693443) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96550971 + ... + 96551878.
It is an arithmetic number, because the mean of its divisors is an integer number (16510293675).
Almost surely, 287668693446 is an apocalyptic number.
87668693446 is a deficient number, since it is larger than the sum of its proper divisors (44413655954).
87668693446 is a wasteful number, since it uses less digits than its factorization.
87668693446 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193103078.
The product of its digits is 250822656, while the sum is 67.
The spelling of 87668693446 in words is "eighty-seven billion, six hundred sixty-eight million, six hundred ninety-three thousand, four hundred forty-six".
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