Base | Representation |
---|---|
bin | 11100111010111010… |
… | …001011111110100011 |
3 | 2222011010220002010100 |
4 | 130322322023332203 |
5 | 1002044043244021 |
6 | 22133211433443 |
7 | 2146345010010 |
oct | 347272137643 |
9 | 88133802110 |
10 | 31053103011 |
11 | 121957379a7 |
12 | 6027755883 |
13 | 2c0b605b88 |
14 | 170825a707 |
15 | c1b2e9626 |
hex | 73ae8bfa3 |
31053103011 has 24 divisors (see below), whose sum is σ = 51759968000. Its totient is φ = 17572348656.
The previous prime is 31053103007. The next prime is 31053103013. The reversal of 31053103011 is 11030135013.
31053103011 is a `hidden beast` number, since 310 + 5 + 310 + 30 + 11 = 666.
It is not a de Polignac number, because 31053103011 - 22 = 31053103007 is a prime.
It is a super-2 number, since 2×310531030112 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31053103013) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2386261 + ... + 2399238.
Almost surely, 231053103011 is an apocalyptic number.
31053103011 is a deficient number, since it is larger than the sum of its proper divisors (20706864989).
31053103011 is a wasteful number, since it uses less digits than its factorization.
31053103011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4785615 (or 4785612 counting only the distinct ones).
The product of its (nonzero) digits is 135, while the sum is 18.
Adding to 31053103011 its reverse (11030135013), we get a palindrome (42083238024).
The spelling of 31053103011 in words is "thirty-one billion, fifty-three million, one hundred three thousand, eleven".
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