Base | Representation |
---|---|
bin | 111011101110110… |
… | …110001010110010 |
3 | 2120211200210111010 |
4 | 323232312022302 |
5 | 4023021324432 |
6 | 243235131350 |
7 | 33556006002 |
oct | 7356661262 |
9 | 2524623433 |
10 | 1002136242 |
11 | 474752878 |
12 | 23b743b56 |
13 | 12c807633 |
14 | 97146002 |
15 | 5cea43cc |
hex | 3bbb62b2 |
1002136242 has 32 divisors (see below), whose sum is σ = 2061398592. Its totient is φ = 324604224.
The previous prime is 1002136237. The next prime is 1002136249. The reversal of 1002136242 is 2426312001.
It is not an unprimeable number, because it can be changed into a prime (1002136249) 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, 40968 + ... + 60684.
It is an arithmetic number, because the mean of its divisors is an integer number (64418706).
Almost surely, 21002136242 is an apocalyptic number.
1002136242 is an abundant number, since it is smaller than the sum of its proper divisors (1059262350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1002136242 is a wasteful number, since it uses less digits than its factorization.
1002136242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19962.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 1002136242 is about 31656.5355337567. The cubic root of 1002136242 is about 1000.7115742087.
Adding to 1002136242 its reverse (2426312001), we get a palindrome (3428448243).
The spelling of 1002136242 in words is "one billion, two million, one hundred thirty-six thousand, two hundred forty-two".
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