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54530146 = 2112478643
BaseRepresentation
bin1101000000000…
…1000001100010
310210121102022001
43100001001202
5102424431041
65224434214
71231333006
oct320010142
9123542261
1054530146
1128865340
121631896a
13b3b3378
147356706
154bc2131
hex3401062

54530146 has 8 divisors (see below), whose sum is σ = 89231184. Its totient is φ = 24786420.

The previous prime is 54530143. The next prime is 54530153. The reversal of 54530146 is 64103545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (54530143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1239300 + ... + 1239343.

It is an arithmetic number, because the mean of its divisors is an integer number (11153898).

Almost surely, 254530146 is an apocalyptic number.

54530146 is a deficient number, since it is larger than the sum of its proper divisors (34701038).

54530146 is a wasteful number, since it uses less digits than its factorization.

54530146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2478656.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 54530146 is about 7384.4529926055. The cubic root of 54530146 is about 379.2092188662.

The spelling of 54530146 in words is "fifty-four million, five hundred thirty thousand, one hundred forty-six".

Divisors: 1 2 11 22 2478643 4957286 27265073 54530146