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54097655 = 5171924143
BaseRepresentation
bin1100111001011…
…1011011110111
310202210110000212
43032113123313
5102322111110
65211300035
71224552053
oct316273367
9122713025
1054097655
112859a407
121614a61b
13b291561
147282c63
154b38e05
hex33976f7

54097655 has 48 divisors (see below), whose sum is σ = 76041504. Its totient is φ = 36771840.

The previous prime is 54097651. The next prime is 54097709. The reversal of 54097655 is 55679045.

It is not a de Polignac number, because 54097655 - 22 = 54097651 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54097651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1258064 + ... + 1258106.

It is an arithmetic number, because the mean of its divisors is an integer number (1584198).

Almost surely, 254097655 is an apocalyptic number.

54097655 is a deficient number, since it is larger than the sum of its proper divisors (21943849).

54097655 is a wasteful number, since it uses less digits than its factorization.

54097655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 41.

The square root of 54097655 is about 7355.1108081388. The cubic root of 54097655 is about 378.2040251470.

The spelling of 54097655 in words is "fifty-four million, ninety-seven thousand, six hundred fifty-five".

Divisors: 1 5 17 19 41 43 85 95 205 215 323 361 697 731 779 817 1615 1763 1805 3485 3655 3895 4085 6137 8815 13243 13889 14801 15523 29971 30685 33497 66215 69445 74005 77615 149855 167485 251617 263891 569449 636443 1258085 1319455 2847245 3182215 10819531 54097655