Base | Representation |
---|---|
bin | 101010011100… |
… | …000100001000 |
3 | 202221012122001 |
4 | 222130010020 |
5 | 10322000000 |
6 | 1034240344 |
7 | 163363255 |
oct | 52340410 |
9 | 22835561 |
10 | 11125000 |
11 | 6309417 |
12 | 38860b4 |
13 | 23c6953 |
14 | 169842c |
15 | e9b46a |
hex | a9c108 |
11125000 has 56 divisors (see below), whose sum is σ = 26366850. Its totient is φ = 4400000.
The previous prime is 11124991. The next prime is 11125019. The reversal of 11125000 is 52111.
It is a happy number.
It can be written as a sum of positive squares in 7 ways, for example, as 7717284 + 3407716 = 2778^2 + 1846^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is an unprimeable number.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 124956 + ... + 125044.
Almost surely, 211125000 is an apocalyptic number.
11125000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11125000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13183425).
11125000 is an abundant number, since it is smaller than the sum of its proper divisors (15241850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11125000 is an frugal number, since it uses more digits than its factorization.
11125000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125 (or 96 counting only the distinct ones).
The product of its (nonzero) digits is 10, while the sum is 10.
The square root of 11125000 is about 3335.4160160316. The cubic root of 11125000 is about 223.2372547792.
Adding to 11125000 its reverse (52111), we get a palindrome (11177111).
The spelling of 11125000 in words is "eleven million, one hundred twenty-five thousand".
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