Base | Representation |
---|---|
bin | 1010010100110… |
… | …01101101110010 |
3 | 20000222101111100 |
4 | 11022121231302 |
5 | 134133102400 |
6 | 12332225230 |
7 | 2101124412 |
oct | 512315562 |
9 | 200871440 |
10 | 86612850 |
11 | 44988575 |
12 | 2500b216 |
13 | 14c3730c |
14 | b708642 |
15 | 790d100 |
hex | 5299b72 |
86612850 has 72 divisors (see below), whose sum is σ = 240760260. Its totient is φ = 22296960.
The previous prime is 86612837. The next prime is 86612861. The reversal of 86612850 is 5821668.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 8767521 + 77845329 = 2961^2 + 8823^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9732 + ... + 16368.
Almost surely, 286612850 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 86612850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120380130).
86612850 is an abundant number, since it is smaller than the sum of its proper divisors (154147410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86612850 is a wasteful number, since it uses less digits than its factorization.
86612850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6684 (or 6676 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The square root of 86612850 is about 9306.6024950032. The cubic root of 86612850 is about 442.4465127344.
It can be divided in two parts, 8661 and 2850, that added together give a palindrome (11511).
The spelling of 86612850 in words is "eighty-six million, six hundred twelve thousand, eight hundred fifty".
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