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1530313148 = 227134204157
BaseRepresentation
bin101101100110110…
…1011100110111100
310221122112221222202
41123031223212330
511113230010043
6411503531032
752631306240
oct13315534674
93848487882
101530313148
11715904a11
123685b9a78
131b5076950
14107354420
158e5361b8
hex5b36b9bc

1530313148 has 24 divisors (see below), whose sum is σ = 3296059872. Its totient is φ = 605398464.

The previous prime is 1530313097. The next prime is 1530313177. The reversal of 1530313148 is 8413130351.

It is a self number, because there is not a number n which added to its sum of digits gives 1530313148.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2101715 + ... + 2102442.

It is an arithmetic number, because the mean of its divisors is an integer number (137335828).

Almost surely, 21530313148 is an apocalyptic number.

It is an amenable number.

1530313148 is an abundant number, since it is smaller than the sum of its proper divisors (1765746724).

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

1530313148 is a wasteful number, since it uses less digits than its factorization.

1530313148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4204181 (or 4204179 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1530313148 is about 39119.2171189557. The cubic root of 1530313148 is about 1152.3739613063.

Adding to 1530313148 its reverse (8413130351), we get a palindrome (9943443499).

The spelling of 1530313148 in words is "one billion, five hundred thirty million, three hundred thirteen thousand, one hundred forty-eight".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 4204157 8408314 16816628 29429099 54654041 58858198 109308082 117716396 218616164 382578287 765156574 1530313148