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54207045 = 3258091489
BaseRepresentation
bin1100111011001…
…0001001000101
310210000000002100
43032302021011
5102334111140
65213502313
71225516014
oct316621105
9123000070
1054207045
1128664612
12161a1999
13b2cc299
1472b0a7b
154b5b530
hex33b2245

54207045 has 24 divisors (see below), whose sum is σ = 94138200. Its totient is φ = 28855296.

The previous prime is 54207011. The next prime is 54207059. The reversal of 54207045 is 54070245.

It can be written as a sum of positive squares in 4 ways, for example, as 7667361 + 46539684 = 2769^2 + 6822^2 .

It is not a de Polignac number, because 54207045 - 27 = 54206917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35661 + ... + 37149.

It is an arithmetic number, because the mean of its divisors is an integer number (3922425).

Almost surely, 254207045 is an apocalyptic number.

It is an amenable number.

54207045 is a deficient number, since it is larger than the sum of its proper divisors (39931155).

54207045 is a wasteful number, since it uses less digits than its factorization.

54207045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2309 (or 2306 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 54207045 is about 7362.5433784800. The cubic root of 54207045 is about 378.4587736131.

The spelling of 54207045 in words is "fifty-four million, two hundred seven thousand, forty-five".

Divisors: 1 3 5 9 15 45 809 1489 2427 4045 4467 7281 7445 12135 13401 22335 36405 67005 1204601 3613803 6023005 10841409 18069015 54207045