Base | Representation |
---|---|
bin | 1011110101010… |
… | …1101111101000 |
3 | 10110101200102200 |
4 | 2331111233220 |
5 | 100201244110 |
6 | 4531500200 |
7 | 1141612233 |
oct | 275255750 |
9 | 113350380 |
10 | 49634280 |
11 | 26020a73 |
12 | 14757660 |
13 | a38aac7 |
14 | 684041a |
15 | 45566c0 |
hex | 2f55be8 |
49634280 has 48 divisors (see below), whose sum is σ = 161312580. Its totient is φ = 13235712.
The previous prime is 49634243. The next prime is 49634287. The reversal of 49634280 is 8243694.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 40525956 + 9108324 = 6366^2 + 3018^2 .
It is a super-2 number, since 2×496342802 = 4927123502236800, which contains 22 as substring.
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 (49634287) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68577 + ... + 69296.
Almost surely, 249634280 is an apocalyptic number.
49634280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
49634280 is an abundant number, since it is smaller than the sum of its proper divisors (111678300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49634280 is a wasteful number, since it uses less digits than its factorization.
49634280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137890 (or 137883 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
The square root of 49634280 is about 7045.1600407656. The cubic root of 49634280 is about 367.5027349512.
The spelling of 49634280 in words is "forty-nine million, six hundred thirty-four thousand, two hundred eighty".
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