Base | Representation |
---|---|
bin | 10001110010011… |
… | …11101100111000 |
3 | 101101210101012000 |
4 | 20321033230320 |
5 | 301200133443 |
6 | 22450221000 |
7 | 3461246055 |
oct | 1071175470 |
9 | 341711160 |
10 | 149224248 |
11 | 77262428 |
12 | 41b84760 |
13 | 24bb9a94 |
14 | 15b6602c |
15 | d1798d3 |
hex | 8e4fb38 |
149224248 has 64 divisors (see below), whose sum is σ = 423360000. Its totient is φ = 48679776.
The previous prime is 149224247. The next prime is 149224259. The reversal of 149224248 is 842422941.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149224247) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2803 + ... + 17501.
It is an arithmetic number, because the mean of its divisors is an integer number (6615000).
Almost surely, 2149224248 is an apocalyptic number.
149224248 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 149224248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211680000).
149224248 is an abundant number, since it is smaller than the sum of its proper divisors (274135752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149224248 is a wasteful number, since it uses less digits than its factorization.
149224248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14761 (or 14751 counting only the distinct ones).
The product of its digits is 36864, while the sum is 36.
The square root of 149224248 is about 12215.7377182060. The cubic root of 149224248 is about 530.4117460186.
The spelling of 149224248 in words is "one hundred forty-nine million, two hundred twenty-four thousand, two hundred forty-eight".
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