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54754025 = 5217128833
BaseRepresentation
bin1101000011011…
…1101011101001
310211000210101212
43100313223221
5103004112100
65233322505
71233254504
oct320675351
9124023355
1054754025
11289a8567
1216406435
13b461241
1473b413b
154c18635
hex3437ae9

54754025 has 12 divisors (see below), whose sum is σ = 71889372. Its totient is φ = 41226240.

The previous prime is 54754009. The next prime is 54754033. The reversal of 54754025 is 52045745.

It can be written as a sum of positive squares in 6 ways, for example, as 38416 + 54715609 = 196^2 + 7397^2 .

It is not a de Polignac number, because 54754025 - 24 = 54754009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 54753982 and 54754000.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63992 + ... + 64841.

It is an arithmetic number, because the mean of its divisors is an integer number (5990781).

Almost surely, 254754025 is an apocalyptic number.

It is an amenable number.

54754025 is a deficient number, since it is larger than the sum of its proper divisors (17135347).

54754025 is a wasteful number, since it uses less digits than its factorization.

54754025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128860 (or 128855 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 32.

The square root of 54754025 is about 7399.5962727706. The cubic root of 54754025 is about 379.7274707986.

The spelling of 54754025 in words is "fifty-four million, seven hundred fifty-four thousand, twenty-five".

Divisors: 1 5 17 25 85 425 128833 644165 2190161 3220825 10950805 54754025