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200145053 = 1932394339
BaseRepresentation
bin10111110110111…
…11100010011101
3111221121102101202
423323133202131
5402214120203
631505445245
74650130163
oct1373374235
9457542352
10200145053
11a2a81a39
1257040825
1332608334
141c81d233
1512887388
hexbedf89d

200145053 has 8 divisors (see below), whose sum is σ = 202070400. Its totient is φ = 198229248.

The previous prime is 200145019. The next prime is 200145059. The reversal of 200145053 is 350541002.

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

It is a cyclic number.

It is not a de Polignac number, because 200145053 - 28 = 200144797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200145059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43958 + ... + 48296.

It is an arithmetic number, because the mean of its divisors is an integer number (25258800).

Almost surely, 2200145053 is an apocalyptic number.

It is an amenable number.

200145053 is a deficient number, since it is larger than the sum of its proper divisors (1925347).

200145053 is a wasteful number, since it uses less digits than its factorization.

200145053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4771.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 200145053 is about 14147.2630922027. The cubic root of 200145053 is about 584.9448926589.

Adding to 200145053 its reverse (350541002), we get a palindrome (550686055).

The spelling of 200145053 in words is "two hundred million, one hundred forty-five thousand, fifty-three".

Divisors: 1 193 239 4339 46127 837427 1037021 200145053