Base | Representation |
---|---|
bin | 10011111110001000… |
… | …01010000111100001 |
3 | 1000200012211100222200 |
4 | 21333010022013201 |
5 | 133424230343131 |
6 | 4531523523413 |
7 | 526460132040 |
oct | 117704120741 |
9 | 30605740880 |
10 | 10721731041 |
11 | 460215724a |
12 | 20b2829569 |
13 | 101b397b68 |
14 | 739d56557 |
15 | 42b4242e6 |
hex | 27f10a1e1 |
10721731041 has 12 divisors (see below), whose sum is σ = 17699365632. Its totient is φ = 6126703416.
The previous prime is 10721731019. The next prime is 10721731093. The reversal of 10721731041 is 14013712701.
It is not a de Polignac number, because 10721731041 - 29 = 10721730529 is a prime.
It is a super-2 number, since 2×107217310412 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10721730996 and 10721731014.
It is not an unprimeable number, because it can be changed into a prime (10721731841) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85093041 + ... + 85093166.
It is an arithmetic number, because the mean of its divisors is an integer number (1474947136).
Almost surely, 210721731041 is an apocalyptic number.
It is an amenable number.
10721731041 is a deficient number, since it is larger than the sum of its proper divisors (6977634591).
10721731041 is a wasteful number, since it uses less digits than its factorization.
10721731041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170186220 (or 170186217 counting only the distinct ones).
The product of its (nonzero) digits is 1176, while the sum is 27.
The spelling of 10721731041 in words is "ten billion, seven hundred twenty-one million, seven hundred thirty-one thousand, forty-one".
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