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2603256130 = 256116692557
BaseRepresentation
bin1001101100101010…
…1000100101000010
320201102111010001201
42123022220211002
520312413144010
61110152451414
7121340212006
oct23312504502
96642433051
102603256130
111116519952
126079a9b6a
13326443057
141a9a4c706
1510382523a
hex9b2a8942

2603256130 has 32 divisors (see below), whose sum is σ = 4767395760. Its totient is φ = 1023217920.

The previous prime is 2603256119. The next prime is 2603256133. The reversal of 2603256130 is 316523062.

It can be written as a sum of positive squares in 8 ways, for example, as 382867489 + 2220388641 = 19567^2 + 47121^2 .

It is not an unprimeable number, because it can be changed into a prime (2603256133) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1016812 + ... + 1019368.

Almost surely, 22603256130 is an apocalyptic number.

2603256130 is a deficient number, since it is larger than the sum of its proper divisors (2164139630).

2603256130 is a wasteful number, since it uses less digits than its factorization.

2603256130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4294.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2603256130 is about 51022.1141271116. The cubic root of 2603256130 is about 1375.6426536365.

Adding to 2603256130 its reverse (316523062), we get a palindrome (2919779192).

The spelling of 2603256130 in words is "two billion, six hundred three million, two hundred fifty-six thousand, one hundred thirty".

Divisors: 1 2 5 10 61 122 305 610 1669 2557 3338 5114 8345 12785 16690 25570 101809 155977 203618 311954 509045 779885 1018090 1559770 4267633 8535266 21338165 42676330 260325613 520651226 1301628065 2603256130