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2400030163 = 1929768539
BaseRepresentation
bin1000111100001101…
…1000110111010011
320012021002011110001
42033003120313103
514403401431123
61034052550431
7113321630326
oct21703306723
96167064401
102400030163
111021833203
1256b922417
132c32c95bb
1418aa6a7bd
15e0a800ad
hex8f0d8dd3

2400030163 has 12 divisors (see below), whose sum is σ = 2559146520. Its totient is φ = 2250239616.

The previous prime is 2400030119. The next prime is 2400030209. The reversal of 2400030163 is 3610300042.

It is not a de Polignac number, because 2400030163 - 29 = 2400029651 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

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 2400030163.

It is not an unprimeable number, because it can be changed into a prime (2400030103) 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 11 ways as a sum of consecutive naturals, for example, 748 + ... + 69286.

It is an arithmetic number, because the mean of its divisors is an integer number (213262210).

Almost surely, 22400030163 is an apocalyptic number.

2400030163 is a deficient number, since it is larger than the sum of its proper divisors (159116357).

2400030163 is an equidigital number, since it uses as much as digits as its factorization.

2400030163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68674 (or 68655 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2400030163 is about 48990.1027045259. The cubic root of 2400030163 is about 1338.8715090592.

The spelling of 2400030163 in words is "two billion, four hundred million, thirty thousand, one hundred sixty-three".

Divisors: 1 19 97 361 1843 35017 68539 1302241 6648283 24742579 126317377 2400030163