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1875380641 is a prime number
BaseRepresentation
bin110111111001000…
…0000100110100001
311211200212012121021
41233302000212201
512320044140031
6510031525441
764321321021
oct15762004641
94750765537
101875380641
11882670262
12444089881
1323b6c39b4
1413b0d9a81
15ae998511
hex6fc809a1

1875380641 has 2 divisors, whose sum is σ = 1875380642. Its totient is φ = 1875380640.

The previous prime is 1875380621. The next prime is 1875380669. The reversal of 1875380641 is 1460835781.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1055990016 + 819390625 = 32496^2 + 28625^2 .

It is a cyclic number.

It is not a de Polignac number, because 1875380641 - 27 = 1875380513 is a prime.

It is not a weakly prime, because it can be changed into another prime (1875380621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 937690320 + 937690321.

It is an arithmetic number, because the mean of its divisors is an integer number (937690321).

Almost surely, 21875380641 is an apocalyptic number.

It is an amenable number.

1875380641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1875380641 is an equidigital number, since it uses as much as digits as its factorization.

1875380641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 1875380641 is about 43305.6652298519. The cubic root of 1875380641 is about 1233.1894752020.

The spelling of 1875380641 in words is "one billion, eight hundred seventy-five million, three hundred eighty thousand, six hundred forty-one".