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2053544253 = 331163135467
BaseRepresentation
bin111101001100110…
…1001100100111101
312022010002212010120
41322121221210331
513201201404003
6535434325153
7101613560325
oct17231514475
95263085116
102053544253
11964199212
124938897b9
132695a3a57
14156a36285
15c043c853
hex7a66993d

2053544253 has 16 divisors (see below), whose sum is σ = 2843744256. Its totient is φ = 1316729520.

The previous prime is 2053544231. The next prime is 2053544287. The reversal of 2053544253 is 3524453502.

It is a happy number.

It is not a de Polignac number, because 2053544253 - 29 = 2053543741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053544293) 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, 52575 + ... + 82892.

It is an arithmetic number, because the mean of its divisors is an integer number (177734016).

Almost surely, 22053544253 is an apocalyptic number.

It is an amenable number.

2053544253 is a deficient number, since it is larger than the sum of its proper divisors (790200003).

2053544253 is a wasteful number, since it uses less digits than its factorization.

2053544253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135664.

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 2053544253 is about 45316.0485148474. The cubic root of 2053544253 is about 1271.0657664600.

Adding to 2053544253 its reverse (3524453502), we get a palindrome (5577997755).

The spelling of 2053544253 in words is "two billion, fifty-three million, five hundred forty-four thousand, two hundred fifty-three".

Divisors: 1 3 31 93 163 489 5053 15159 135467 406401 4199477 12598431 22081121 66243363 684514751 2053544253