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1010144471 = 7178488609
BaseRepresentation
bin111100001101011…
…001010011010111
32121101202122201012
4330031121103113
54032044110341
6244122522435
734014041420
oct7415312327
92541678635
101010144471
11479222546
1224236641b
1313137c72b
149822c647
155da370eb
hex3c3594d7

1010144471 has 8 divisors (see below), whose sum is σ = 1222359840. Its totient is φ = 814906368.

The previous prime is 1010144467. The next prime is 1010144479. The reversal of 1010144471 is 1744410101.

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 1010144471 - 22 = 1010144467 is a prime.

It is a super-3 number, since 3×10101444713 (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010144479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4244186 + ... + 4244423.

It is an arithmetic number, because the mean of its divisors is an integer number (152794980).

Almost surely, 21010144471 is an apocalyptic number.

1010144471 is a deficient number, since it is larger than the sum of its proper divisors (212215369).

1010144471 is an equidigital number, since it uses as much as digits as its factorization.

1010144471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8488633.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 1010144471 is about 31782.7700334631. The cubic root of 1010144471 is about 1003.3701198665.

Adding to 1010144471 its reverse (1744410101), we get a palindrome (2754554572).

The spelling of 1010144471 in words is "one billion, ten million, one hundred forty-four thousand, four hundred seventy-one".

Divisors: 1 7 17 119 8488609 59420263 144306353 1010144471