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275810130 = 23355711789
BaseRepresentation
bin10000011100001…
…000011101010010
3201012222121101000
4100130020131102
51031101411010
643211322430
76556230111
oct2034103522
9635877330
10275810130
11131762262
1278450416
13451ab57b
14288b7c78
15193317c0
hex10708752

275810130 has 64 divisors (see below), whose sum is σ = 737193600. Its totient is φ = 73379520.

The previous prime is 275810113. The next prime is 275810141. The reversal of 275810130 is 31018572.

275810130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 275810094 and 275810103.

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 31 ways as a sum of consecutive naturals, for example, 153276 + ... + 155064.

It is an arithmetic number, because the mean of its divisors is an integer number (11518650).

Almost surely, 2275810130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275810130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (368596800).

275810130 is an abundant number, since it is smaller than the sum of its proper divisors (461383470).

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

275810130 is a wasteful number, since it uses less digits than its factorization.

275810130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376 (or 2370 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 275810130 is about 16607.5323272303. The cubic root of 275810130 is about 650.9336720208.

The spelling of 275810130 in words is "two hundred seventy-five million, eight hundred ten thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 571 1142 1713 1789 2855 3426 3578 5139 5367 5710 8565 8945 10278 10734 15417 16101 17130 17890 25695 26835 30834 32202 48303 51390 53670 77085 80505 96606 154170 161010 241515 483030 1021519 2043038 3064557 5107595 6129114 9193671 10215190 15322785 18387342 27581013 30645570 45968355 55162026 91936710 137905065 275810130