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210144053 = 7374318869
BaseRepresentation
bin11001000011010…
…00101100110101
3112122102102110002
430201220230311
5412244102203
632504041045
75131123610
oct1441505465
9478372402
10210144053
11a8691379
125a463185
13346c95c2
141dca3177
15136aed88
hexc868b35

210144053 has 16 divisors (see below), whose sum is σ = 252405120. Its totient is φ = 171170496.

The previous prime is 210144023. The next prime is 210144079. The reversal of 210144053 is 350441012.

It is not a de Polignac number, because 210144053 - 28 = 210143797 is a prime.

It is a super-2 number, since 2×2101440532 = 88321046022533618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210144013) 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 15 ways as a sum of consecutive naturals, for example, 1703 + ... + 20571.

It is an arithmetic number, because the mean of its divisors is an integer number (15775320).

Almost surely, 2210144053 is an apocalyptic number.

It is an amenable number.

210144053 is a deficient number, since it is larger than the sum of its proper divisors (42261067).

210144053 is a wasteful number, since it uses less digits than its factorization.

210144053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18956.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 210144053 is about 14496.3461948175. The cubic root of 210144053 is about 594.5280752890.

Adding to 210144053 its reverse (350441012), we get a palindrome (560585065).

The spelling of 210144053 in words is "two hundred ten million, one hundred forty-four thousand, fifty-three".

Divisors: 1 7 37 43 259 301 1591 11137 18869 132083 698153 811367 4887071 5679569 30020579 210144053