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53415001 = 59905339
BaseRepresentation
bin1100101111000…
…0110001011001
310201111202121101
43023300301121
5102133240001
65144511401
71216006603
oct313606131
9121452541
1053415001
1128173532
1215a7b561
13b0b2913
147146173
154a51a01
hex32f0c59

53415001 has 4 divisors (see below), whose sum is σ = 54320400. Its totient is φ = 52509604.

The previous prime is 53414989. The next prime is 53415007. The reversal of 53415001 is 10051435.

53415001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53415001 - 29 = 53414489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53415001.

It is not an unprimeable number, because it can be changed into a prime (53415007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452611 + ... + 452728.

It is an arithmetic number, because the mean of its divisors is an integer number (13580100).

Almost surely, 253415001 is an apocalyptic number.

It is an amenable number.

53415001 is a deficient number, since it is larger than the sum of its proper divisors (905399).

53415001 is an equidigital number, since it uses as much as digits as its factorization.

53415001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905398.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 53415001 is about 7308.5566974609. The cubic root of 53415001 is about 376.6064441097.

Adding to 53415001 its reverse (10051435), we get a palindrome (63466436).

The spelling of 53415001 in words is "fifty-three million, four hundred fifteen thousand, one".

Divisors: 1 59 905339 53415001