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52115001 = 329599023
BaseRepresentation
bin1100011011001…
…1011000111001
310122001201100020
43012303120321
5101320140001
65101001053
71201653531
oct306633071
9118051306
1052115001
1127465854
1215553189
13aa48ca3
146cc84c1
154896736
hex31b3639

52115001 has 8 divisors (see below), whose sum is σ = 71882880. Its totient is φ = 33545232.

The previous prime is 52114973. The next prime is 52115017. The reversal of 52115001 is 10051125.

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

It is not a de Polignac number, because 52115001 - 27 = 52114873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52110001) 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, 299425 + ... + 299598.

It is an arithmetic number, because the mean of its divisors is an integer number (8985360).

Almost surely, 252115001 is an apocalyptic number.

It is an amenable number.

52115001 is a deficient number, since it is larger than the sum of its proper divisors (19767879).

52115001 is a wasteful number, since it uses less digits than its factorization.

52115001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599055.

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 52115001 is about 7219.0720317780. The cubic root of 52115001 is about 373.5260685485.

Adding to 52115001 its reverse (10051125), we get a palindrome (62166126).

The spelling of 52115001 in words is "fifty-two million, one hundred fifteen thousand, one".

Divisors: 1 3 29 87 599023 1797069 17371667 52115001