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53675144 = 23972632
BaseRepresentation
bin1100110011000…
…0010010001000
310201222222110022
43030300102020
5102220101034
65154240012
71221142205
oct314602210
9121888408
1053675144
1128330a26
1215b86008
13b174153
1471b2cac
154aa3b2e
hex3330488

53675144 has 24 divisors (see below), whose sum is σ = 102066510. Its totient is φ = 26459904.

The previous prime is 53675131. The next prime is 53675147. The reversal of 53675144 is 44157635.

It can be written as a sum of positive squares in only one way, i.e., 46758244 + 6916900 = 6838^2 + 2630^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53675147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203957 + ... + 204219.

Almost surely, 253675144 is an apocalyptic number.

It is an amenable number.

53675144 is a deficient number, since it is larger than the sum of its proper divisors (48391366).

53675144 is an equidigital number, since it uses as much as digits as its factorization.

53675144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629 (or 362 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 53675144 is about 7326.3322337988. The cubic root of 53675144 is about 377.2168401255.

The spelling of 53675144 in words is "fifty-three million, six hundred seventy-five thousand, one hundred forty-four".

Divisors: 1 2 4 8 97 194 263 388 526 776 1052 2104 25511 51022 69169 102044 138338 204088 276676 553352 6709393 13418786 26837572 53675144