Base | Representation |
---|---|
bin | 111010101101111… |
… | …110100001111100 |
3 | 2112122200211212020 |
4 | 322231332201330 |
5 | 4004143144012 |
6 | 241430440140 |
7 | 33261322266 |
oct | 7255764174 |
9 | 2478624766 |
10 | 985131132 |
11 | 466098667 |
12 | 235b03050 |
13 | 12913243b |
14 | 94b9ab36 |
15 | 5b745a8c |
hex | 3ab7e87c |
985131132 has 12 divisors (see below), whose sum is σ = 2298639336. Its totient is φ = 328377040.
The previous prime is 985131089. The next prime is 985131143. The reversal of 985131132 is 231131589.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 985131093 and 985131102.
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 41047119 + ... + 41047142.
It is an arithmetic number, because the mean of its divisors is an integer number (191553278).
Almost surely, 2985131132 is an apocalyptic number.
It is an amenable number.
985131132 is an abundant number, since it is smaller than the sum of its proper divisors (1313508204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
985131132 is a wasteful number, since it uses less digits than its factorization.
985131132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82094268 (or 82094266 counting only the distinct ones).
The product of its digits is 6480, while the sum is 33.
The square root of 985131132 is about 31386.7986898951. The cubic root of 985131132 is about 995.0189409120.
The spelling of 985131132 in words is "nine hundred eighty-five million, one hundred thirty-one thousand, one hundred thirty-two".
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