Base | Representation |
---|---|
bin | 1010001111001… |
… | …11000101110100 |
3 | 12222121012212100 |
4 | 11013213011310 |
5 | 133441144304 |
6 | 12304422100 |
7 | 2061656343 |
oct | 507470564 |
9 | 188535770 |
10 | 85881204 |
11 | 44528902 |
12 | 24917930 |
13 | 14a3c2a6 |
14 | b597b5a |
15 | 7816439 |
hex | 51e7174 |
85881204 has 36 divisors (see below), whose sum is σ = 217401184. Its totient is φ = 28585872.
The previous prime is 85881163. The next prime is 85881217. The reversal of 85881204 is 40218858.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33579 + ... + 36045.
Almost surely, 285881204 is an apocalyptic number.
It is an amenable number.
85881204 is an abundant number, since it is smaller than the sum of its proper divisors (131519980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85881204 is a wasteful number, since it uses less digits than its factorization.
85881204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3444 (or 3439 counting only the distinct ones).
The product of its (nonzero) digits is 20480, while the sum is 36.
The square root of 85881204 is about 9267.2112310015. The cubic root of 85881204 is about 441.1971599019.
The spelling of 85881204 in words is "eighty-five million, eight hundred eighty-one thousand, two hundred four".
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