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52102523 = 115778209
BaseRepresentation
bin1100011011000…
…0010101111011
310122001002020002
43012300111323
5101314240043
65100423215
71201602254
oct306602573
9118032202
1052102523
1127457440
1215547b0b
13aa433c5
146cc3b2b
154892bb8
hex31b057b

52102523 has 8 divisors (see below), whose sum is σ = 56944560. Its totient is φ = 47278080.

The previous prime is 52102511. The next prime is 52102543. The reversal of 52102523 is 32520125.

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

It is a cyclic number.

It is not a de Polignac number, because 52102523 - 24 = 52102507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52102495 and 52102504.

It is not an unprimeable number, because it can be changed into a prime (52102543) 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, 2243 + ... + 10451.

It is an arithmetic number, because the mean of its divisors is an integer number (7118070).

Almost surely, 252102523 is an apocalyptic number.

52102523 is a deficient number, since it is larger than the sum of its proper divisors (4842037).

52102523 is a wasteful number, since it uses less digits than its factorization.

52102523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8797.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 52102523 is about 7218.2077415381. The cubic root of 52102523 is about 373.4962548018.

Adding to 52102523 its reverse (32520125), we get a palindrome (84622648).

It can be divided in two parts, 52102 and 523, that added together give a palindrome (52625).

The spelling of 52102523 in words is "fifty-two million, one hundred two thousand, five hundred twenty-three".

Divisors: 1 11 577 6347 8209 90299 4736593 52102523