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52168953 = 349934849
BaseRepresentation
bin1100011100000…
…0100011111001
310122011110100110
43013000203321
5101323401303
65102054533
71202300034
oct307004371
9118143313
1052168953
11274a2341
121557a449
13aa67705
146d0001b
1548a7703
hex31c08f9

52168953 has 8 divisors (see below), whose sum is σ = 69700000. Its totient is φ = 34708608.

The previous prime is 52168951. The next prime is 52168957. The reversal of 52168953 is 35986125.

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

It is not a de Polignac number, because 52168953 - 21 = 52168951 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52168951) 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, 15928 + ... + 18921.

It is an arithmetic number, because the mean of its divisors is an integer number (8712500).

Almost surely, 252168953 is an apocalyptic number.

It is an amenable number.

52168953 is a deficient number, since it is larger than the sum of its proper divisors (17531047).

52168953 is a wasteful number, since it uses less digits than its factorization.

52168953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35351.

The product of its digits is 64800, while the sum is 39.

The square root of 52168953 is about 7222.8078335229. The cubic root of 52168953 is about 373.6549215837.

The spelling of 52168953 in words is "fifty-two million, one hundred sixty-eight thousand, nine hundred fifty-three".

Divisors: 1 3 499 1497 34849 104547 17389651 52168953