Search a number
-
+
2010056425 = 52132475753
BaseRepresentation
bin111011111001111…
…0000011011101001
312012002021110001021
41313303300123221
513104033301200
6531242252441
7100545124546
oct16763603351
95162243037
102010056425
11941696163
124811b7121
13260588800
14150d55bcd
15bb6ec41a
hex77cf06e9

2010056425 has 18 divisors (see below), whose sum is σ = 2698952442. Its totient is φ = 1484346240.

The previous prime is 2010056369. The next prime is 2010056453. The reversal of 2010056425 is 5246500102.

It can be written as a sum of positive squares in 9 ways, for example, as 884051289 + 1126005136 = 29733^2 + 33556^2 .

It is not a de Polignac number, because 2010056425 - 213 = 2010048233 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2010056425.

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 17 ways as a sum of consecutive naturals, for example, 233652 + ... + 242101.

Almost surely, 22010056425 is an apocalyptic number.

2010056425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2010056425 is a deficient number, since it is larger than the sum of its proper divisors (688896017).

2010056425 is a wasteful number, since it uses less digits than its factorization.

2010056425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475789 (or 475771 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2010056425 is about 44833.6528179447. The cubic root of 2010056425 is about 1262.0292372858.

Adding to 2010056425 its reverse (5246500102), we get a palindrome (7256556527).

The spelling of 2010056425 in words is "two billion, ten million, fifty-six thousand, four hundred twenty-five".

Divisors: 1 5 13 25 65 169 325 845 4225 475753 2378765 6184789 11893825 30923945 80402257 154619725 402011285 2010056425