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3500053 = 4797307
BaseRepresentation
bin1101010110100000010101
320120211011121
431112200111
51344000203
6203003541
741515144
oct15264025
96524147
103500053
111a80707
1212095b1
1395714b
1467175b
154920bd
hex356815

3500053 has 4 divisors (see below), whose sum is σ = 3507840. Its totient is φ = 3492268.

The previous prime is 3500041. The next prime is 3500059.

It is a happy number.

3500053 is nontrivially palindromic in base 10.

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 3500053 - 29 = 3499541 is a prime.

It is a super-3 number, since 3×35000533 (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

3500053 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3500059) 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, 3175 + ... + 4132.

It is an arithmetic number, because the mean of its divisors is an integer number (876960).

Almost surely, 23500053 is an apocalyptic number.

It is an amenable number.

3500053 is a deficient number, since it is larger than the sum of its proper divisors (7787).

3500053 is an equidigital number, since it uses as much as digits as its factorization.

3500053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7786.

The product of its (nonzero) digits is 225, while the sum is 16.

The square root of 3500053 is about 1870.8428581792. The cubic root of 3500053 is about 151.8302149671.

It can be divided in two parts, 35000 and 53, that added together give a palindrome (35053).

The spelling of 3500053 in words is "three million, five hundred thousand, fifty-three".

Divisors: 1 479 7307 3500053