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4125132 = 2232112947
BaseRepresentation
bin1111101111000111001100
321202120121200
433233013030
52024001012
6224225500
750030424
oct17570714
97676550
104125132
112368300
12146b290
13b1580b
14795484
155673dc
hex3ef1cc

4125132 has 54 divisors (see below), whose sum is σ = 11473644. Its totient is φ = 1248720.

The previous prime is 4125131. The next prime is 4125137. The reversal of 4125132 is 2315214.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4125131) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3883 + ... + 4829.

Almost surely, 24125132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4125132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5736822).

4125132 is an abundant number, since it is smaller than the sum of its proper divisors (7348512).

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

4125132 is a wasteful number, since it uses less digits than its factorization.

4125132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979 (or 963 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 4125132 is about 2031.0420970526. The cubic root of 4125132 is about 160.3784271665.

The spelling of 4125132 in words is "four million, one hundred twenty-five thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 121 132 198 242 363 396 484 726 947 1089 1452 1894 2178 2841 3788 4356 5682 8523 10417 11364 17046 20834 31251 34092 41668 62502 93753 114587 125004 187506 229174 343761 375012 458348 687522 1031283 1375044 2062566 4125132