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4133025 = 345213157
BaseRepresentation
bin1111110001000010100001
321202222110000
433301002201
52024224100
6224330213
750062431
oct17610241
97688400
104133025
112373226
121473969
13b192a0
147982c1
15569900
hex3f10a1

4133025 has 60 divisors (see below), whose sum is σ = 8297212. Its totient is φ = 2021760.

The previous prime is 4132987. The next prime is 4133047. The reversal of 4133025 is 5203314.

It can be written as a sum of positive squares in 6 ways, for example, as 762129 + 3370896 = 873^2 + 1836^2 .

It is not a de Polignac number, because 4133025 - 27 = 4132897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4132989 and 4133007.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 26247 + ... + 26403.

Almost surely, 24133025 is an apocalyptic number.

4133025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4133025 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

4133025 is a wasteful number, since it uses less digits than its factorization.

4133025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 4133025 is about 2032.9842596538. The cubic root of 4133025 is about 160.4806509997.

Adding to 4133025 its reverse (5203314), we get a palindrome (9336339).

The spelling of 4133025 in words is "four million, one hundred thirty-three thousand, twenty-five".

Divisors: 1 3 5 9 13 15 25 27 39 45 65 75 81 117 135 157 195 225 325 351 405 471 585 675 785 975 1053 1413 1755 2025 2041 2355 2925 3925 4239 5265 6123 7065 8775 10205 11775 12717 18369 21195 26325 30615 35325 51025 55107 63585 91845 105975 153075 165321 275535 317925 459225 826605 1377675 4133025