Base | Representation |
---|---|
bin | 100100111101100… |
… | …1001010001001010 |
3 | 10012102201210010020 |
4 | 1021323021101022 |
5 | 10020000204401 |
6 | 323022401310 |
7 | 42506606430 |
oct | 11173112112 |
9 | 3172653106 |
10 | 1240241226 |
11 | 5870a1654 |
12 | 2a7430236 |
13 | 169c43a63 |
14 | baa06d50 |
15 | 73d38d36 |
hex | 49ec944a |
1240241226 has 64 divisors (see below), whose sum is σ = 3056901120. Its totient is φ = 327507840.
The previous prime is 1240241209. The next prime is 1240241237. The reversal of 1240241226 is 6221420421.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1240241196 and 1240241205.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13765 + ... + 51671.
It is an arithmetic number, because the mean of its divisors is an integer number (47764080).
Almost surely, 21240241226 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1240241226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1528450560).
1240241226 is an abundant number, since it is smaller than the sum of its proper divisors (1816659894).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1240241226 is a wasteful number, since it uses less digits than its factorization.
1240241226 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37979.
The product of its (nonzero) digits is 1536, while the sum is 24.
The square root of 1240241226 is about 35217.0587357888. The cubic root of 1240241226 is about 1074.4067326102.
Adding to 1240241226 its reverse (6221420421), we get a palindrome (7461661647).
It can be divided in two parts, 124024 and 1226, that added together give a triangular number (125250 = T500).
The spelling of 1240241226 in words is "one billion, two hundred forty million, two hundred forty-one thousand, two hundred twenty-six".
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