Base | Representation |
---|---|
bin | 11100111111100000… |
… | …011100100001010000 |
3 | 2222100112001002200202 |
4 | 130333200130201100 |
5 | 1002223320203404 |
6 | 22145005034332 |
7 | 2151302453264 |
oct | 347740344120 |
9 | 88315032622 |
10 | 31130241104 |
11 | 12225233996 |
12 | 60495559a8 |
13 | 2c215a3711 |
14 | 17145ba0a4 |
15 | c22e8521e |
hex | 73f81c850 |
31130241104 has 20 divisors (see below), whose sum is σ = 60323296800. Its totient is φ = 15562938720.
The previous prime is 31130241073. The next prime is 31130241127. The reversal of 31130241104 is 40114203113.
It is a super-2 number, since 2×311302411042 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15404 + ... + 249995.
It is an arithmetic number, because the mean of its divisors is an integer number (3016164840).
Almost surely, 231130241104 is an apocalyptic number.
It is an amenable number.
31130241104 is a deficient number, since it is larger than the sum of its proper divisors (29193055696).
31130241104 is a wasteful number, since it uses less digits than its factorization.
31130241104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 272738 (or 272732 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 31130241104 its reverse (40114203113), we get a palindrome (71244444217).
The spelling of 31130241104 in words is "thirty-one billion, one hundred thirty million, two hundred forty-one thousand, one hundred four".
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