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201055053 = 367018351
BaseRepresentation
bin10111111101111…
…01101101001101
3112000022122200110
423332331231031
5402432230203
631541150233
74660640223
oct1376755515
9460278613
10201055053
11a3543701
12573bb379
13328665b4
141c9b8b13
15129b6d03
hexbfbdb4d

201055053 has 4 divisors (see below), whose sum is σ = 268073408. Its totient is φ = 134036700.

The previous prime is 201055051. The next prime is 201055069. The reversal of 201055053 is 350550102.

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 not a de Polignac number, because 201055053 - 21 = 201055051 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 (201055051) 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, 33509173 + ... + 33509178.

It is an arithmetic number, because the mean of its divisors is an integer number (67018352).

Almost surely, 2201055053 is an apocalyptic number.

It is an amenable number.

201055053 is a deficient number, since it is larger than the sum of its proper divisors (67018355).

201055053 is an equidigital number, since it uses as much as digits as its factorization.

201055053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67018354.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 201055053 is about 14179.3883154387. The cubic root of 201055053 is about 585.8300759124.

The spelling of 201055053 in words is "two hundred one million, fifty-five thousand, fifty-three".

Divisors: 1 3 67018351 201055053