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42053453 = 1322331349
BaseRepresentation
bin1010000001101…
…0111101001101
32221010112111022
42200122331031
541231202303
64101203525
71020306551
oct240327515
987115438
1042053453
1121813422
12121005a5
138935400
145829861
153a5a438
hex281af4d

42053453 has 24 divisors (see below), whose sum is σ = 49190400. Its totient is φ = 35830080.

The previous prime is 42053449. The next prime is 42053483. The reversal of 42053453 is 35435024.

42053453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42053453 - 22 = 42053449 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 (42053443) 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 23 ways as a sum of consecutive naturals, for example, 120323 + ... + 120671.

It is an arithmetic number, because the mean of its divisors is an integer number (2049600).

Almost surely, 242053453 is an apocalyptic number.

It is an amenable number.

42053453 is a deficient number, since it is larger than the sum of its proper divisors (7136947).

42053453 is a wasteful number, since it uses less digits than its factorization.

42053453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 42053453 is about 6484.8633755847. The cubic root of 42053453 is about 347.7500655079.

Adding to 42053453 its reverse (35435024), we get a palindrome (77488477).

The spelling of 42053453 in words is "forty-two million, fifty-three thousand, four hundred fifty-three".

Divisors: 1 13 23 31 169 299 349 403 713 3887 4537 5239 8027 9269 10819 58981 104351 120497 140647 248837 1356563 1828411 3234881 42053453