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52131410 = 255213141
BaseRepresentation
bin1100011011011…
…1011001010010
310122002112211222
43012313121102
5101321201120
65101205042
71202052422
oct306673122
9118075758
1052131410
1127477111
1215560782
13aa535b6
146cd0482
15489b525
hex31b7652

52131410 has 8 divisors (see below), whose sum is σ = 93836556. Its totient is φ = 20852560.

The previous prime is 52131337. The next prime is 52131419. The reversal of 52131410 is 1413125.

It can be written as a sum of positive squares in 2 ways, for example, as 51825601 + 305809 = 7199^2 + 553^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (52131419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2606561 + ... + 2606580.

Almost surely, 252131410 is an apocalyptic number.

52131410 is a deficient number, since it is larger than the sum of its proper divisors (41705146).

52131410 is a wasteful number, since it uses less digits than its factorization.

52131410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5213148.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 52131410 is about 7220.2084457445. The cubic root of 52131410 is about 373.5652674098.

Adding to 52131410 its reverse (1413125), we get a palindrome (53544535).

The spelling of 52131410 in words is "fifty-two million, one hundred thirty-one thousand, four hundred ten".

Divisors: 1 2 5 10 5213141 10426282 26065705 52131410