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230890619664567 = 3373339293296909
BaseRepresentation
bin110100011111111001101001…
…010111011111100010110111
31010021111221001021100111011000
4310133321221113133202313
5220230402442113231232
62135021404131014343
766430203540162612
oct6437715127374267
91107457037314130
10230890619664567
1167629186549365
1221a9019543a3b3
139baab7998c195
144103246659179
151ba5edcadb27c
hexd1fe695df8b7

230890619664567 has 32 divisors (see below), whose sum is σ = 342536706014400. Its totient is φ = 153712653975936.

The previous prime is 230890619664541. The next prime is 230890619664583. The reversal of 230890619664567 is 765466916098032.

230890619664567 is a `hidden beast` number, since 2 + 3 + 0 + 89 + 0 + 6 + 1 + 96 + 6 + 456 + 7 = 666.

It is not a de Polignac number, because 230890619664567 - 215 = 230890619631799 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230890619664495 and 230890619664504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230890619663567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 777499309 + ... + 777796217.

It is an arithmetic number, because the mean of its divisors is an integer number (10704272062950).

It is a 1-persistent number, because it is pandigital, but 2⋅230890619664567 = 461781239329134 is not.

Almost surely, 2230890619664567 is an apocalyptic number.

230890619664567 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

230890619664567 is a deficient number, since it is larger than the sum of its proper divisors (111646086349833).

230890619664567 is a wasteful number, since it uses less digits than its factorization.

230890619664567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336944 (or 336938 counting only the distinct ones).

The product of its (nonzero) digits is 705438720, while the sum is 72.

The spelling of 230890619664567 in words is "two hundred thirty trillion, eight hundred ninety billion, six hundred nineteen million, six hundred sixty-four thousand, five hundred sixty-seven".

Divisors: 1 3 9 27 733 2199 6597 19791 39293 117879 296909 353637 890727 1060911 2672181 8016543 28801769 86405307 217634297 259215921 652902891 777647763 1958708673 5876126019 11666445337 34999336011 104998008033 314994024099 8551504432021 25654513296063 76963539888189 230890619664567