Base | Representation |
---|---|
bin | 110011101100… |
… | …010111111100 |
3 | 221111110121121 |
4 | 303230113330 |
5 | 11432113400 |
6 | 1202240324 |
7 | 223116403 |
oct | 63542774 |
9 | 27443547 |
10 | 13551100 |
11 | 7716162 |
12 | 46560a4 |
13 | 2a66004 |
14 | 1b2a63a |
15 | 12ca21a |
hex | cec5fc |
13551100 has 18 divisors (see below), whose sum is σ = 29406104. Its totient is φ = 5420400.
The previous prime is 13551079. The next prime is 13551101. The reversal of 13551100 is 115531.
It is a super-2 number, since 2×135511002 = 367264622420000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13551101) 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, 67656 + ... + 67855.
Almost surely, 213551100 is an apocalyptic number.
13551100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13551100 is an abundant number, since it is smaller than the sum of its proper divisors (15855004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13551100 is a wasteful number, since it uses less digits than its factorization.
13551100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 135525 (or 135518 counting only the distinct ones).
The product of its (nonzero) digits is 75, while the sum is 16.
The square root of 13551100 is about 3681.1818754308. The cubic root of 13551100 is about 238.4102098761.
Adding to 13551100 its reverse (115531), we get a palindrome (13666631).
The spelling of 13551100 in words is "thirteen million, five hundred fifty-one thousand, one hundred".
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