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2551034000 = 24539291373
BaseRepresentation
bin1001100000001101…
…1011000010010000
320120210012221202202
42120003123002100
520211031042000
61101045302332
7120134300624
oct23003330220
96523187682
102551034000
111099aa0669
125b24049a8
1331868a398
141a2b37184
15ede5bdd5
hex980db090

2551034000 has 80 divisors (see below), whose sum is σ = 6179537520. Its totient is φ = 1018572800.

The previous prime is 2551033963. The next prime is 2551034027. The reversal of 2551034000 is 4301552.

It can be written as a sum of positive squares in 8 ways, for example, as 789385216 + 1761648784 = 28096^2 + 41972^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1857314 + ... + 1858686.

It is an arithmetic number, because the mean of its divisors is an integer number (77244219).

Almost surely, 22551034000 is an apocalyptic number.

2551034000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2551034000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3089768760).

2551034000 is an abundant number, since it is smaller than the sum of its proper divisors (3628503520).

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

2551034000 is a wasteful number, since it uses less digits than its factorization.

2551034000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325 (or 2309 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2551034000 is about 50507.7617797502. The cubic root of 2551034000 is about 1366.3818429515.

Adding to 2551034000 its reverse (4301552), we get a palindrome (2555335552).

The spelling of 2551034000 in words is "two billion, five hundred fifty-one million, thirty-four thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 929 1000 1373 1858 2000 2746 3716 4645 5492 6865 7432 9290 10984 13730 14864 18580 21968 23225 27460 34325 37160 46450 54920 68650 74320 92900 109840 116125 137300 171625 185800 232250 274600 343250 371600 464500 549200 686500 929000 1275517 1373000 1858000 2551034 2746000 5102068 6377585 10204136 12755170 20408272 25510340 31887925 51020680 63775850 102041360 127551700 159439625 255103400 318879250 510206800 637758500 1275517000 2551034000