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2503034125 = 53120116673
BaseRepresentation
bin1001010100110001…
…0100010100001101
320110102220022022121
42111030110110031
520111234043000
61052212412541
7116012303404
oct22514242415
96412808277
102503034125
111074996649
1259a317151
1330b7524a7
1419a60063b
15e9b29b1a
hex9531450d

2503034125 has 16 divisors (see below), whose sum is σ = 3126575088. Its totient is φ = 2000640000.

The previous prime is 2503034123. The next prime is 2503034153. The reversal of 2503034125 is 5214303052.

It can be written as a sum of positive squares in 8 ways, for example, as 1081291689 + 1421742436 = 32883^2 + 37706^2 .

It is not a de Polignac number, because 2503034125 - 21 = 2503034123 is a prime.

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

It is an alternating number because its digits alternate between even and odd.

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 2503034125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2503034123) 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, 141789 + ... + 158461.

It is an arithmetic number, because the mean of its divisors is an integer number (195410943).

Almost surely, 22503034125 is an apocalyptic number.

2503034125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2503034125 is a deficient number, since it is larger than the sum of its proper divisors (623540963).

2503034125 is a wasteful number, since it uses less digits than its factorization.

2503034125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17889 (or 17879 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2503034125 is about 50030.3320496676. The cubic root of 2503034125 is about 1357.7576451487.

Adding to 2503034125 its reverse (5214303052), we get a palindrome (7717337177).

The spelling of 2503034125 in words is "two billion, five hundred three million, thirty-four thousand, one hundred twenty-five".

Divisors: 1 5 25 125 1201 6005 16673 30025 83365 150125 416825 2084125 20024273 100121365 500606825 2503034125