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54130412 = 2271933229
BaseRepresentation
bin1100111001111…
…1011011101100
310202212002222002
43032133123230
5102324133122
65212111432
71225046420
oct316373354
9122762862
1054130412
1128611a86
1216165578
13b2a343b
147290b80
154b43992
hex339f6ec

54130412 has 12 divisors (see below), whose sum is σ = 108260880. Its totient is φ = 23198736.

The previous prime is 54130399. The next prime is 54130451. The reversal of 54130412 is 21403145.

54130412 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966587 + ... + 966642.

It is an arithmetic number, because the mean of its divisors is an integer number (9021740).

Almost surely, 254130412 is an apocalyptic number.

It is an amenable number.

54130412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54130412 is a wasteful number, since it uses less digits than its factorization.

54130412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933240 (or 1933238 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 54130412 is about 7357.3372900799. The cubic root of 54130412 is about 378.2803459509.

Adding to 54130412 its reverse (21403145), we get a palindrome (75533557).

The spelling of 54130412 in words is "fifty-four million, one hundred thirty thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 1933229 3866458 7732916 13532603 27065206 54130412