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11427132 = 2231950119
BaseRepresentation
bin101011100101…
…110100111100
3210111120002010
4223211310330
510411132012
61044531220
7166062153
oct53456474
923446063
1011427132
1164a5412
1239b0b10
1324a1322
14173659a
15100ac3c
hexae5d3c

11427132 has 24 divisors (see below), whose sum is σ = 28067200. Its totient is φ = 3608496.

The previous prime is 11427109. The next prime is 11427133. The reversal of 11427132 is 23172411.

It is a junction number, because it is equal to n+sod(n) for n = 11427099 and 11427108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11427133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24832 + ... + 25287.

Almost surely, 211427132 is an apocalyptic number.

11427132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11427132 is an abundant number, since it is smaller than the sum of its proper divisors (16640068).

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

11427132 is a wasteful number, since it uses less digits than its factorization.

11427132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50145 (or 50143 counting only the distinct ones).

The product of its digits is 336, while the sum is 21.

The square root of 11427132 is about 3380.4041178534. The cubic root of 11427132 is about 225.2401189636.

Adding to 11427132 its reverse (23172411), we get a palindrome (34599543).

The spelling of 11427132 in words is "eleven million, four hundred twenty-seven thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 50119 100238 150357 200476 300714 601428 952261 1904522 2856783 3809044 5713566 11427132