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54080655 = 3517212081
BaseRepresentation
bin1100111001001…
…1010010001111
310202202120201020
43032103102033
5102321040110
65211045223
71224451356
oct316232217
9122676636
1054080655
1128588662
1216140813
13b2868b5
14727a99d
154b33d70
hex339348f

54080655 has 16 divisors (see below), whose sum is σ = 91619424. Its totient is φ = 27146240.

The previous prime is 54080651. The next prime is 54080687. The reversal of 54080655 is 55608045.

It is not a de Polignac number, because 54080655 - 22 = 54080651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54080651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105786 + ... + 106295.

It is an arithmetic number, because the mean of its divisors is an integer number (5726214).

Almost surely, 254080655 is an apocalyptic number.

54080655 is a deficient number, since it is larger than the sum of its proper divisors (37538769).

54080655 is a wasteful number, since it uses less digits than its factorization.

54080655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212106.

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 54080655 is about 7353.9550583343. The cubic root of 54080655 is about 378.1644045632.

The spelling of 54080655 in words is "fifty-four million, eighty thousand, six hundred fifty-five".

Divisors: 1 3 5 15 17 51 85 255 212081 636243 1060405 3181215 3605377 10816131 18026885 54080655