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53994255 = 3572332207
BaseRepresentation
bin1100110111111…
…0001100001111
310202121012012020
43031332030033
5102310304010
65205141223
71223641440
oct315761417
9122535166
1053994255
1128529757
12160ba813
13b256483
1472572c7
154b18470
hex337e30f

53994255 has 32 divisors (see below), whose sum is σ = 99201024. Its totient is φ = 24566016.

The previous prime is 53994251. The next prime is 53994277. The reversal of 53994255 is 55249935.

It is not a de Polignac number, because 53994255 - 22 = 53994251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53994251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23362 + ... + 25568.

It is an arithmetic number, because the mean of its divisors is an integer number (3100032).

Almost surely, 253994255 is an apocalyptic number.

53994255 is a deficient number, since it is larger than the sum of its proper divisors (45206769).

53994255 is a wasteful number, since it uses less digits than its factorization.

53994255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455.

The product of its digits is 243000, while the sum is 42.

The square root of 53994255 is about 7348.0783202141. The cubic root of 53994255 is about 377.9629103330.

The spelling of 53994255 in words is "fifty-three million, nine hundred ninety-four thousand, two hundred fifty-five".

Divisors: 1 3 5 7 15 21 35 105 233 699 1165 1631 2207 3495 4893 6621 8155 11035 15449 24465 33105 46347 77245 231735 514231 1542693 2571155 3599617 7713465 10798851 17998085 53994255