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52342030 = 2513402631
BaseRepresentation
bin1100011110101…
…0110100001110
310122111020202201
43013222310032
5101344421110
65105512114
71203620446
oct307526416
9118436681
1052342030
1127600384
121564263a
13aac8420
146d47126
1548ddb3a
hex31ead0e

52342030 has 16 divisors (see below), whose sum is σ = 101463264. Its totient is φ = 19326240.

The previous prime is 52342019. The next prime is 52342033. The reversal of 52342030 is 3024325.

It is a junction number, because it is equal to n+sod(n) for n = 52341989 and 52342007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52342033) 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, 201186 + ... + 201445.

It is an arithmetic number, because the mean of its divisors is an integer number (6341454).

Almost surely, 252342030 is an apocalyptic number.

52342030 is a deficient number, since it is larger than the sum of its proper divisors (49121234).

52342030 is a wasteful number, since it uses less digits than its factorization.

52342030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402651.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 52342030 is about 7234.7791949720. The cubic root of 52342030 is about 374.0676810416.

Adding to 52342030 its reverse (3024325), we get a palindrome (55366355).

The spelling of 52342030 in words is "fifty-two million, three hundred forty-two thousand, thirty".

Divisors: 1 2 5 10 13 26 65 130 402631 805262 2013155 4026310 5234203 10468406 26171015 52342030