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1468840163 = 71911043911
BaseRepresentation
bin101011110001100…
…1011100011100011
310210100212210220112
41113203023203203
511002010341123
6401430201535
751253635560
oct12743134343
93710783815
101468840163
1169413839a
1234bab32ab
131a54023bb
14dd111867
1588e41d78
hex578cb8e3

1468840163 has 8 divisors (see below), whose sum is σ = 1767025920. Its totient is φ = 1192742280.

The previous prime is 1468840147. The next prime is 1468840181. The reversal of 1468840163 is 3610488641.

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 1468840163 - 24 = 1468840147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1468840163.

It is not an unprimeable number, because it can be changed into a prime (1468842163) 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, 5521823 + ... + 5522088.

It is an arithmetic number, because the mean of its divisors is an integer number (220878240).

Almost surely, 21468840163 is an apocalyptic number.

1468840163 is a deficient number, since it is larger than the sum of its proper divisors (298185757).

1468840163 is a wasteful number, since it uses less digits than its factorization.

1468840163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11043937.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 1468840163 is about 38325.4505909585. The cubic root of 1468840163 is about 1136.7322454040.

The spelling of 1468840163 in words is "one billion, four hundred sixty-eight million, eight hundred forty thousand, one hundred sixty-three".

Divisors: 1 7 19 133 11043911 77307377 209834309 1468840163