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52042510 = 25133131279
BaseRepresentation
bin1100011010000…
…1101100001110
310121221000220101
43012201230032
5101310330020
65055241314
71201232302
oct306415416
9117830811
1052042510
1127416343
121551923a
13aa21cb0
146ca9d02
15488000a
hex31a1b0e

52042510 has 32 divisors (see below), whose sum is σ = 101283840. Its totient is φ = 19139328.

The previous prime is 52042493. The next prime is 52042511. The reversal of 52042510 is 1524025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52042511) 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, 40051 + ... + 41329.

It is an arithmetic number, because the mean of its divisors is an integer number (3165120).

Almost surely, 252042510 is an apocalyptic number.

52042510 is a deficient number, since it is larger than the sum of its proper divisors (49241330).

52042510 is a wasteful number, since it uses less digits than its factorization.

52042510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 52042510 is about 7214.0494869387. The cubic root of 52042510 is about 373.3527989071.

Adding to 52042510 its reverse (1524025), we get a palindrome (53566535).

The spelling of 52042510 in words is "fifty-two million, forty-two thousand, five hundred ten".

Divisors: 1 2 5 10 13 26 65 130 313 626 1279 1565 2558 3130 4069 6395 8138 12790 16627 20345 33254 40690 83135 166270 400327 800654 2001635 4003270 5204251 10408502 26021255 52042510