Base | Representation |
---|---|
bin | 10000010000110… |
… | …00100000001100 |
3 | 100111200121112110 |
4 | 20020120200030 |
5 | 234410241434 |
6 | 21311504020 |
7 | 3244340040 |
oct | 1010304014 |
9 | 314617473 |
10 | 136415244 |
11 | 70003879 |
12 | 39828010 |
13 | 223537a4 |
14 | 14190020 |
15 | be994e9 |
hex | 821880c |
136415244 has 96 divisors (see below), whose sum is σ = 376104960. Its totient is φ = 37677312.
The previous prime is 136415243. The next prime is 136415249. The reversal of 136415244 is 442514631.
It is not an unprimeable number, because it can be changed into a prime (136415243) 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 31 ways as a sum of consecutive naturals, for example, 430174 + ... + 430490.
It is an arithmetic number, because the mean of its divisors is an integer number (3917760).
Almost surely, 2136415244 is an apocalyptic number.
136415244 is a gapful number since it is divisible by the number (14) 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 136415244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188052480).
136415244 is an abundant number, since it is smaller than the sum of its proper divisors (239689716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136415244 is a wasteful number, since it uses less digits than its factorization.
136415244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 487 (or 485 counting only the distinct ones).
The product of its digits is 11520, while the sum is 30.
The square root of 136415244 is about 11679.6936603663. The cubic root of 136415244 is about 514.7791732424.
Adding to 136415244 its reverse (442514631), we get a palindrome (578929875).
The spelling of 136415244 in words is "one hundred thirty-six million, four hundred fifteen thousand, two hundred forty-four".
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