Base | Representation |
---|---|
bin | 100100111101111… |
… | …0011001101110010 |
3 | 10012110001111210210 |
4 | 1021323303031302 |
5 | 10020021204132 |
6 | 323030204550 |
7 | 42511223361 |
oct | 11173631562 |
9 | 3173044723 |
10 | 1240413042 |
11 | 5871a9750 |
12 | 2a74b3756 |
13 | 169ca401b |
14 | baa4d7d8 |
15 | 73d6ebcc |
hex | 49ef3372 |
1240413042 has 32 divisors (see below), whose sum is σ = 2707810560. Its totient is φ = 375680720.
The previous prime is 1240413037. The next prime is 1240413059. The reversal of 1240413042 is 2403140421.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158473 + ... + 166115.
It is an arithmetic number, because the mean of its divisors is an integer number (84619080).
Almost surely, 21240413042 is an apocalyptic number.
1240413042 is an abundant number, since it is smaller than the sum of its proper divisors (1467397518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1240413042 is a wasteful number, since it uses less digits than its factorization.
1240413042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10118.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 1240413042 is about 35219.4980373088. The cubic root of 1240413042 is about 1074.4563443952.
Adding to 1240413042 its reverse (2403140421), we get a palindrome (3643553463).
The spelling of 1240413042 in words is "one billion, two hundred forty million, four hundred thirteen thousand, forty-two".
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