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13550060 = 2251494547
BaseRepresentation
bin110011101100…
…000111101100
3221111102012002
4303230013230
511432100220
61202231432
7223113356
oct63540754
927442162
1013550060
1177153a7
124655578
132a656b4
141b2a0d6
1512c9c75
hexcec1ec

13550060 has 24 divisors (see below), whose sum is σ = 28652400. Its totient is φ = 5382464.

The previous prime is 13550057. The next prime is 13550077. The reversal of 13550060 is 6005531.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 707 + ... + 5253.

It is an arithmetic number, because the mean of its divisors is an integer number (1193850).

Almost surely, 213550060 is an apocalyptic number.

13550060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13550060 is an abundant number, since it is smaller than the sum of its proper divisors (15102340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13550060 is a wasteful number, since it uses less digits than its factorization.

13550060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705 (or 4703 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 13550060 is about 3681.0406137395. The cubic root of 13550060 is about 238.4041106674.

Adding to 13550060 its reverse (6005531), we get a palindrome (19555591).

The spelling of 13550060 in words is "thirteen million, five hundred fifty thousand, sixty".

Divisors: 1 2 4 5 10 20 149 298 596 745 1490 2980 4547 9094 18188 22735 45470 90940 677503 1355006 2710012 3387515 6775030 13550060