Base | Representation |
---|---|
bin | 11100110111111100… |
… | …101111011101110100 |
3 | 2222000200102222200001 |
4 | 130313330233131310 |
5 | 1001443340103022 |
6 | 22124235201044 |
7 | 2145202620565 |
oct | 346774573564 |
9 | 88020388601 |
10 | 31003441012 |
11 | 1216a6a8125 |
12 | 6012ba6184 |
13 | 2c0123858b |
14 | 170181016c |
15 | c16c89b27 |
hex | 737f2f774 |
31003441012 has 12 divisors (see below), whose sum is σ = 54257306656. Its totient is φ = 15501353400.
The previous prime is 31003441003. The next prime is 31003441013. The reversal of 31003441012 is 21014430013.
It is a super-2 number, since 2×310034410122 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31003441013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204553 + ... + 322255.
Almost surely, 231003441012 is an apocalyptic number.
It is an amenable number.
31003441012 is a deficient number, since it is larger than the sum of its proper divisors (23253865644).
31003441012 is a wasteful number, since it uses less digits than its factorization.
31003441012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183558 (or 183556 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 31003441012 its reverse (21014430013), we get a palindrome (52017871025).
The spelling of 31003441012 in words is "thirty-one billion, three million, four hundred forty-one thousand, twelve".
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