Search a number
-
+
54871230 = 2351829041
BaseRepresentation
bin1101000101010…
…0010010111110
310211020202011210
43101110102332
5103021334410
65240025250
71234253301
oct321242276
9124222153
1054871230
1128a78627
1216462226
13b4a26ab
147404b38
154c3d220
hex34544be

54871230 has 16 divisors (see below), whose sum is σ = 131691024. Its totient is φ = 14632320.

The previous prime is 54871213. The next prime is 54871247. The reversal of 54871230 is 3217845.

54871230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (54871213) and next prime (54871247).

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1829041 = 54871230 / (5 + 4 + 8 + 7 + 1 + 2 + 3 + 0).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 914491 + ... + 914550.

It is an arithmetic number, because the mean of its divisors is an integer number (8230689).

Almost surely, 254871230 is an apocalyptic number.

54871230 is an abundant number, since it is smaller than the sum of its proper divisors (76819794).

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

54871230 is a wasteful number, since it uses less digits than its factorization.

54871230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829051.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 54871230 is about 7407.5117279691. The cubic root of 54871230 is about 379.9982225217.

The spelling of 54871230 in words is "fifty-four million, eight hundred seventy-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1829041 3658082 5487123 9145205 10974246 18290410 27435615 54871230