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1914575041 = 29190134729
BaseRepresentation
bin111001000011110…
…0001100011000001
311221102121111012201
41302013201203001
512410112400131
6513551553201
765305422301
oct16207414301
94842544181
101914575041
118a2800625
1245522b801
13246867952
141423bd601
15b313b761
hex721e18c1

1914575041 has 8 divisors (see below), whose sum is σ = 1981693800. Its totient is φ = 1847529600.

The previous prime is 1914575009. The next prime is 1914575051. The reversal of 1914575041 is 1405754191.

It can be written as a sum of positive squares in 4 ways, for example, as 54464400 + 1860110641 = 7380^2 + 43129^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1914575041 - 25 = 1914575009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1914575051) 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 7 ways as a sum of consecutive naturals, for example, 37765 + ... + 72493.

It is an arithmetic number, because the mean of its divisors is an integer number (247711725).

Almost surely, 21914575041 is an apocalyptic number.

It is an amenable number.

1914575041 is a deficient number, since it is larger than the sum of its proper divisors (67118759).

1914575041 is a wasteful number, since it uses less digits than its factorization.

1914575041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36659.

The product of its (nonzero) digits is 25200, while the sum is 37.

The square root of 1914575041 is about 43755.8572193484. The cubic root of 1914575041 is about 1241.7213002962.

The spelling of 1914575041 in words is "one billion, nine hundred fourteen million, five hundred seventy-five thousand, forty-one".

Divisors: 1 29 1901 34729 55129 1007141 66019829 1914575041