Base | Representation |
---|---|
bin | 10100111000011001… |
… | …10011100010101000 |
3 | 1001221021121021212211 |
4 | 22130030303202220 |
5 | 140424344142003 |
6 | 5052224414504 |
7 | 544543664500 |
oct | 123414634250 |
9 | 31837537784 |
10 | 11210537128 |
11 | 483306851a |
12 | 220a477434 |
13 | 1098730b2b |
14 | 784c36a00 |
15 | 4592ca96d |
hex | 29c3338a8 |
11210537128 has 24 divisors (see below), whose sum is σ = 24451555050. Its totient is φ = 4804515744.
The previous prime is 11210537123. The next prime is 11210537159. The reversal of 11210537128 is 82173501211.
It can be written as a sum of positive squares in only one way, i.e., 8493834244 + 2716702884 = 92162^2 + 52122^2 .
It is a super-2 number, since 2×112105371282 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 11210537128.
It is not an unprimeable number, because it can be changed into a prime (11210537123) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14298763 + ... + 14299546.
Almost surely, 211210537128 is an apocalyptic number.
It is an amenable number.
11210537128 is an abundant number, since it is smaller than the sum of its proper divisors (13241017922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11210537128 is a wasteful number, since it uses less digits than its factorization.
11210537128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28598329 (or 28598318 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 31.
The spelling of 11210537128 in words is "eleven billion, two hundred ten million, five hundred thirty-seven thousand, one hundred twenty-eight".
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