Base | Representation |
---|---|
bin | 10000010100010… |
… | …11010000000000 |
3 | 100112120111021000 |
4 | 20022023100000 |
5 | 240020311443 |
6 | 21325532000 |
7 | 3251335233 |
oct | 1012132000 |
9 | 315514230 |
10 | 136885248 |
11 | 702a4a05 |
12 | 39a14000 |
13 | 224896b6 |
14 | 1427341a |
15 | c03d8d3 |
hex | 828b400 |
136885248 has 88 divisors (see below), whose sum is σ = 405469760. Its totient is φ = 45619200.
The previous prime is 136885247. The next prime is 136885261. The reversal of 136885248 is 842588631.
It is a super-2 number, since 2×1368852482 = 37475142240043008, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (136885247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25173 + ... + 30123.
Almost surely, 2136885248 is an apocalyptic number.
136885248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 136885248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202734880).
136885248 is an abundant number, since it is smaller than the sum of its proper divisors (268584512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136885248 is an equidigital number, since it uses as much as digits as its factorization.
136885248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4980 (or 4956 counting only the distinct ones).
The product of its digits is 368640, while the sum is 45.
The square root of 136885248 is about 11699.7969213145. The cubic root of 136885248 is about 515.3697009216.
It can be divided in two parts, 1368852 and 48, that added together give a square (1368900 = 11702).
The spelling of 136885248 in words is "one hundred thirty-six million, eight hundred eighty-five thousand, two hundred forty-eight".
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