Base | Representation |
---|---|
bin | 100110110001111000… |
… | …1011010001000001111 |
3 | 21221221210202200222210 |
4 | 1031203301122020033 |
5 | 2331023214300322 |
6 | 102131342241503 |
7 | 6005466441630 |
oct | 1154361321017 |
9 | 257853680883 |
10 | 83278275087 |
11 | 32355462737 |
12 | 14181886293 |
13 | 7b1237b867 |
14 | 40602db887 |
15 | 22761ce70c |
hex | 1363c5a20f |
83278275087 has 16 divisors (see below), whose sum is σ = 132417630720. Its totient is φ = 45518560032.
The previous prime is 83278275019. The next prime is 83278275103. The reversal of 83278275087 is 78057287238.
It is not a de Polignac number, because 83278275087 - 214 = 83278258703 is a prime.
It is a super-2 number, since 2×832782750872 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83278265087) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86208912 + ... + 86209877.
It is an arithmetic number, because the mean of its divisors is an integer number (8276101920).
Almost surely, 283278275087 is an apocalyptic number.
83278275087 is a deficient number, since it is larger than the sum of its proper divisors (49139355633).
83278275087 is a wasteful number, since it uses less digits than its factorization.
83278275087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172418822.
The product of its (nonzero) digits is 10536960, while the sum is 57.
The spelling of 83278275087 in words is "eighty-three billion, two hundred seventy-eight million, two hundred seventy-five thousand, eighty-seven".
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