Base | Representation |
---|---|
bin | 1110101000101… |
… | …0011000111000 |
3 | 11021111122100200 |
4 | 3222022120320 |
5 | 111203243443 |
6 | 10031402200 |
7 | 1343520552 |
oct | 352123070 |
9 | 137448320 |
10 | 61384248 |
11 | 31716992 |
12 | 18683360 |
13 | c943053 |
14 | 821c4d2 |
15 | 55c7dd3 |
hex | 3a8a638 |
61384248 has 24 divisors (see below), whose sum is σ = 166249200. Its totient is φ = 20461392.
The previous prime is 61384243. The next prime is 61384273. The reversal of 61384248 is 84248316.
It is a tau number, because it is divible by the number of its divisors (24).
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 (61384241) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 426208 + ... + 426351.
It is an arithmetic number, because the mean of its divisors is an integer number (6927050).
Almost surely, 261384248 is an apocalyptic number.
It is an amenable number.
61384248 is an abundant number, since it is smaller than the sum of its proper divisors (104864952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61384248 is a wasteful number, since it uses less digits than its factorization.
61384248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 852571 (or 852564 counting only the distinct ones).
The product of its digits is 36864, while the sum is 36.
The square root of 61384248 is about 7834.8100168415. The cubic root of 61384248 is about 394.4745413846.
The spelling of 61384248 in words is "sixty-one million, three hundred eighty-four thousand, two hundred forty-eight".
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