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54201105 = 3257247523
BaseRepresentation
bin1100111011000…
…0101100010001
310202222200221100
43032300230101
5102333413410
65213415013
71225462500
oct316605421
9122880840
1054201105
1128660102
121619a469
13b2c967a
1472ac837
154b598c0
hex33b0b11

54201105 has 72 divisors (see below), whose sum is σ = 111825792. Its totient is φ = 24204096.

The previous prime is 54201067. The next prime is 54201109. The reversal of 54201105 is 50110245.

It is not a de Polignac number, because 54201105 - 212 = 54197009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54201109) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 103374 + ... + 103896.

It is an arithmetic number, because the mean of its divisors is an integer number (1553136).

Almost surely, 254201105 is an apocalyptic number.

It is an amenable number.

54201105 is an abundant number, since it is smaller than the sum of its proper divisors (57624687).

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

54201105 is a wasteful number, since it uses less digits than its factorization.

54201105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 54201105 is about 7362.1399742195. The cubic root of 54201105 is about 378.4449492893. Note that the first 3 decimals are identical.

The spelling of 54201105 in words is "fifty-four million, two hundred one thousand, one hundred five".

Divisors: 1 3 5 7 9 15 21 35 45 47 49 63 105 141 147 235 245 315 329 423 441 523 705 735 987 1569 1645 2115 2205 2303 2615 2961 3661 4707 4935 6909 7845 10983 11515 14805 18305 20727 23535 24581 25627 32949 34545 54915 73743 76881 103635 122905 128135 164745 172067 221229 230643 368715 384405 516201 860335 1106145 1153215 1204469 1548603 2581005 3613407 6022345 7743015 10840221 18067035 54201105