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54830125 = 537223281
BaseRepresentation
bin1101000100101…
…0010000101101
310211011122210101
43101022100231
5103014031000
65235111101
71234022410
oct321122055
9124148711
1054830125
1128a4a759
1216442491
13b489a7c
1473d3b77
154c30e6a
hex344a42d

54830125 has 32 divisors (see below), whose sum is σ = 78833664. Its totient is φ = 37296000.

The previous prime is 54830119. The next prime is 54830129. The reversal of 54830125 is 52103845.

It is not a de Polignac number, because 54830125 - 221 = 52732973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54830093 and 54830102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54830129) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 194985 + ... + 195265.

It is an arithmetic number, because the mean of its divisors is an integer number (2463552).

Almost surely, 254830125 is an apocalyptic number.

It is an amenable number.

54830125 is a deficient number, since it is larger than the sum of its proper divisors (24003539).

54830125 is a wasteful number, since it uses less digits than its factorization.

54830125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526 (or 516 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 54830125 is about 7404.7366597334. The cubic root of 54830125 is about 379.9033110418.

The spelling of 54830125 in words is "fifty-four million, eight hundred thirty thousand, one hundred twenty-five".

Divisors: 1 5 7 25 35 125 175 223 281 875 1115 1405 1561 1967 5575 7025 7805 9835 27875 35125 39025 49175 62663 195125 245875 313315 438641 1566575 2193205 7832875 10966025 54830125