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52514430 = 2355233347
BaseRepresentation
bin1100100001010…
…0111001111110
310122211000020220
43020110321332
5101420430210
65113322210
71205236203
oct310247176
9118730226
1052514430
1127708961
1215706366
13ab58a37
146d8dcaa
154924c70
hex3214e7e

52514430 has 32 divisors (see below), whose sum is σ = 126313344. Its totient is φ = 13972896.

The previous prime is 52514419. The next prime is 52514431. The reversal of 52514430 is 3441525.

It is a self number, because there is not a number n which added to its sum of digits gives 52514430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52514431) 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, 14017 + ... + 17363.

It is an arithmetic number, because the mean of its divisors is an integer number (3947292).

Almost surely, 252514430 is an apocalyptic number.

52514430 is an abundant number, since it is smaller than the sum of its proper divisors (73798914).

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

52514430 is a wasteful number, since it uses less digits than its factorization.

52514430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3880.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 52514430 is about 7246.6840692830. The cubic root of 52514430 is about 374.4779223861.

Adding to 52514430 its reverse (3441525), we get a palindrome (55955955).

The spelling of 52514430 in words is "fifty-two million, five hundred fourteen thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 523 1046 1569 2615 3138 3347 5230 6694 7845 10041 15690 16735 20082 33470 50205 100410 1750481 3500962 5251443 8752405 10502886 17504810 26257215 52514430