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814168023711 = 37591344148889
BaseRepresentation
bin10111101100100000011…
…00100010001010011111
32212211111202202220202120
423312100030202022133
5101314404003224321
61422005034154023
7112551562005420
oct13662014421237
92784452686676
10814168023711
112943176956a9
1211195b282913
135ba11328163
142b597c99647
15162a2064ec6
hexbd9032229f

814168023711 has 32 divisors (see below), whose sum is σ = 1261784409600. Its totient is φ = 457310085120.

The previous prime is 814168023677. The next prime is 814168023743. The reversal of 814168023711 is 117320861418.

It is not a de Polignac number, because 814168023711 - 214 = 814168007327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814168025711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16628955 + ... + 16677843.

It is an arithmetic number, because the mean of its divisors is an integer number (39430762800).

Almost surely, 2814168023711 is an apocalyptic number.

814168023711 is a deficient number, since it is larger than the sum of its proper divisors (447616385889).

814168023711 is a wasteful number, since it uses less digits than its factorization.

814168023711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62399.

The product of its (nonzero) digits is 64512, while the sum is 42.

The spelling of 814168023711 in words is "eight hundred fourteen billion, one hundred sixty-eight million, twenty-three thousand, seven hundred eleven".

Divisors: 1 3 7 21 59 177 413 1239 13441 40323 48889 94087 146667 282261 342223 793019 1026669 2379057 2884451 5551133 8653353 16653399 20191157 60573471 657117049 1971351147 4599819343 13799458029 38769905891 116309717673 271389341237 814168023711