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54536025 = 3522512897
BaseRepresentation
bin1101000000001…
…0011101011001
310210121201100210
43100002131121
5102430123100
65224521333
71231356105
oct320023531
9123551323
1054536025
11288697a5
1216320249
13b3b5c4b
147358905
154bc3c50
hex3402759

54536025 has 24 divisors (see below), whose sum is σ = 90556704. Its totient is φ = 28960000.

The previous prime is 54536011. The next prime is 54536033. The reversal of 54536025 is 52063545.

It is not a de Polignac number, because 54536025 - 217 = 54404953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54535983 and 54536001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17377 + ... + 20273.

It is an arithmetic number, because the mean of its divisors is an integer number (3773196).

Almost surely, 254536025 is an apocalyptic number.

It is an amenable number.

54536025 is a deficient number, since it is larger than the sum of its proper divisors (36020679).

54536025 is a wasteful number, since it uses less digits than its factorization.

54536025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161 (or 3156 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 54536025 is about 7384.8510479224. The cubic root of 54536025 is about 379.2228461351. Note that the first 3 decimals are identical.

The spelling of 54536025 in words is "fifty-four million, five hundred thirty-six thousand, twenty-five".

Divisors: 1 3 5 15 25 75 251 753 1255 2897 3765 6275 8691 14485 18825 43455 72425 217275 727147 2181441 3635735 10907205 18178675 54536025