Base | Representation |
---|---|
bin | 101000110100110101… |
… | …1101111110000100100 |
3 | 22101022001010110112222 |
4 | 1101221223233300210 |
5 | 2414023114441122 |
6 | 104135352131512 |
7 | 6222414200102 |
oct | 1215153576044 |
9 | 271261113488 |
10 | 87672421412 |
11 | 341aa883924 |
12 | 14ba9396b98 |
13 | 8362842344 |
14 | 4359b30c72 |
15 | 2431d5db42 |
hex | 1469aefc24 |
87672421412 has 24 divisors (see below), whose sum is σ = 155507089920. Its totient is φ = 43244732160.
The previous prime is 87672421409. The next prime is 87672421423. The reversal of 87672421412 is 21412427678.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242612 + ... + 483947.
It is an arithmetic number, because the mean of its divisors is an integer number (6479462080).
Almost surely, 287672421412 is an apocalyptic number.
It is an amenable number.
87672421412 is a deficient number, since it is larger than the sum of its proper divisors (67834668508).
87672421412 is a wasteful number, since it uses less digits than its factorization.
87672421412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 726971 (or 726969 counting only the distinct ones).
The product of its digits is 301056, while the sum is 44.
The spelling of 87672421412 in words is "eighty-seven billion, six hundred seventy-two million, four hundred twenty-one thousand, four hundred twelve".
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