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54019368 = 23321357713
BaseRepresentation
bin1100111000010…
…0010100101000
310202122110122100
43032010110220
5102312104433
65205453400
71224104604
oct316042450
9122573570
1054019368
1128546607
1216111260
13b264a30
147262504
154b20b13
hex3384528

54019368 has 48 divisors (see below), whose sum is σ = 157559220. Its totient is φ = 16621056.

The previous prime is 54019333. The next prime is 54019369. The reversal of 54019368 is 86391045.

It can be written as a sum of positive squares in 2 ways, for example, as 49533444 + 4485924 = 7038^2 + 2118^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (54019369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27921 + ... + 29792.

Almost surely, 254019368 is an apocalyptic number.

It is an amenable number.

54019368 is an abundant number, since it is smaller than the sum of its proper divisors (103539852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54019368 is a wasteful number, since it uses less digits than its factorization.

54019368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57738 (or 57731 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 54019368 is about 7349.7869356873. The cubic root of 54019368 is about 378.0214987352.

The spelling of 54019368 in words is "fifty-four million, nineteen thousand, three hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 13 18 24 26 36 39 52 72 78 104 117 156 234 312 468 936 57713 115426 173139 230852 346278 461704 519417 692556 750269 1038834 1385112 1500538 2077668 2250807 3001076 4155336 4501614 6002152 6752421 9003228 13504842 18006456 27009684 54019368