Base | Representation |
---|---|
bin | 101000101100000010… |
… | …0111010001101100010 |
3 | 22100112110021220212221 |
4 | 1101120010322031202 |
5 | 2412422004343223 |
6 | 104050200541254 |
7 | 6212166324454 |
oct | 1213004721542 |
9 | 270473256787 |
10 | 87377027938 |
11 | 34069066392 |
12 | 14b2648182a |
13 | 83165981c5 |
14 | 432c7da2d4 |
15 | 2415e5eb5d |
hex | 145813a362 |
87377027938 has 16 divisors (see below), whose sum is σ = 132341935104. Its totient is φ = 43264322640.
The previous prime is 87377027929. The next prime is 87377027939. The reversal of 87377027938 is 83972077378.
It is a super-2 number, since 2×873770279382 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (87377027939) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180520 + ... + 455347.
It is an arithmetic number, because the mean of its divisors is an integer number (8271370944).
Almost surely, 287377027938 is an apocalyptic number.
87377027938 is a deficient number, since it is larger than the sum of its proper divisors (44964907166).
87377027938 is a wasteful number, since it uses less digits than its factorization.
87377027938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 636537.
The product of its (nonzero) digits is 24893568, while the sum is 61.
The spelling of 87377027938 in words is "eighty-seven billion, three hundred seventy-seven million, twenty-seven thousand, nine hundred thirty-eight".
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