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210032053 = 7114166529
BaseRepresentation
bin11001000010011…
…01010110110101
3112122012201210221
430201031112311
5412232011203
632501414341
75130146230
oct1441152665
9478181727
10210032053
11a8615210
125a40a3b1
133468a62a
141dc74417
151368babd
hexc84d5b5

210032053 has 16 divisors (see below), whose sum is σ = 268248960. Its totient is φ = 159667200.

The previous prime is 210032041. The next prime is 210032107. The reversal of 210032053 is 350230012.

210032053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-210032053 is a prime.

It is a super-2 number, since 2×2100320532 = 88226926574789618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210032653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30108 + ... + 36421.

It is an arithmetic number, because the mean of its divisors is an integer number (16765560).

Almost surely, 2210032053 is an apocalyptic number.

It is an amenable number.

210032053 is a deficient number, since it is larger than the sum of its proper divisors (58216907).

210032053 is a wasteful number, since it uses less digits than its factorization.

210032053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66588.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 210032053 is about 14492.4826375608. The cubic root of 210032053 is about 594.4224350919.

Adding to 210032053 its reverse (350230012), we get a palindrome (560262065).

The spelling of 210032053 in words is "two hundred ten million, thirty-two thousand, fifty-three".

Divisors: 1 7 11 41 77 287 451 3157 66529 465703 731819 2727689 5122733 19093823 30004579 210032053