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5152539 = 371092251
BaseRepresentation
bin10011101001111100011011
3100200202221210
4103221330123
52304340124
6302234203
761536660
oct23517433
910622853
105152539
1129aa1a7
121885963
1310b5352
14981a67
156bba29
hex4e9f1b

5152539 has 16 divisors (see below), whose sum is σ = 7927040. Its totient is φ = 2916000.

The previous prime is 5152531. The next prime is 5152549. The reversal of 5152539 is 9352515.

It is not a de Polignac number, because 5152539 - 23 = 5152531 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

5152539 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5152531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1164 + ... + 3414.

It is an arithmetic number, because the mean of its divisors is an integer number (495440).

Almost surely, 25152539 is an apocalyptic number.

5152539 is a deficient number, since it is larger than the sum of its proper divisors (2774501).

5152539 is a wasteful number, since it uses less digits than its factorization.

5152539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370.

The product of its digits is 6750, while the sum is 30.

The square root of 5152539 is about 2269.9204831888. The cubic root of 5152539 is about 172.7191250165.

The spelling of 5152539 in words is "five million, one hundred fifty-two thousand, five hundred thirty-nine".

Divisors: 1 3 7 21 109 327 763 2251 2289 6753 15757 47271 245359 736077 1717513 5152539