Base | Representation |
---|---|
bin | 1000101001100… |
… | …1101000101000 |
3 | 2112021021000000 |
4 | 2022121220220 |
5 | 33241441442 |
6 | 3333343000 |
7 | 620245065 |
oct | 212315050 |
9 | 75237000 |
10 | 36280872 |
11 | 195303a1 |
12 | 10197a60 |
13 | 7693a94 |
14 | 4b65c6c |
15 | 32b9d4c |
hex | 2299a28 |
36280872 has 56 divisors (see below), whose sum is σ = 102009690. Its totient is φ = 12091680.
The previous prime is 36280801. The next prime is 36280879. The reversal of 36280872 is 27808263.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 35928036 + 352836 = 5994^2 + 594^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (36280879) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 2722 + ... + 8942.
Almost surely, 236280872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 36280872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51004845).
36280872 is an abundant number, since it is smaller than the sum of its proper divisors (65728818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
36280872 is an equidigital number, since it uses as much as digits as its factorization.
36280872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6245 (or 6226 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 36280872 is about 6023.3605238272. The cubic root of 36280872 is about 331.0492224848.
The spelling of 36280872 in words is "thirty-six million, two hundred eighty thousand, eight hundred seventy-two".
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