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53145154 = 272736551
BaseRepresentation
bin1100101010111…
…0111001000010
310201000001110001
43022232321002
5102101121104
65135030214
71213504066
oct312567102
9121001401
1053145154
1127aa9817
121596b36a
13b019b4a
1470b5aa6
1549ebaa4
hex32aee42

53145154 has 8 divisors (see below), whose sum is σ = 79829568. Its totient is φ = 26535300.

The previous prime is 53145107. The next prime is 53145181. The reversal of 53145154 is 45154135.

53145154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 16822 + ... + 19729.

It is an arithmetic number, because the mean of its divisors is an integer number (9978696).

Almost surely, 253145154 is an apocalyptic number.

53145154 is a deficient number, since it is larger than the sum of its proper divisors (26684414).

53145154 is a wasteful number, since it uses less digits than its factorization.

53145154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37280.

The product of its digits is 6000, while the sum is 28.

The square root of 53145154 is about 7290.0722904509. The cubic root of 53145154 is about 375.9711810189.

Adding to 53145154 its reverse (45154135), we get a palindrome (98299289).

The spelling of 53145154 in words is "fifty-three million, one hundred forty-five thousand, one hundred fifty-four".

Divisors: 1 2 727 1454 36551 73102 26572577 53145154