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8223666348 = 2234153315373
BaseRepresentation
bin1111010100010101…
…10011000010101100
3210020010021112110010
413222022303002230
5113320224310343
63440005413220
7410535003432
oct75212630254
923203245403
108223666348
113540055277
12171610a210
13a10995581
1458028ad52
15331e7bd33
hex1ea2b30ac

8223666348 has 48 divisors (see below), whose sum is σ = 20027510496. Its totient is φ = 2623895040.

The previous prime is 8223666331. The next prime is 8223666359. The reversal of 8223666348 is 8436663228.

It is a junction number, because it is equal to n+sod(n) for n = 8223666297 and 8223666306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131611 + ... + 183762.

It is an arithmetic number, because the mean of its divisors is an integer number (417239802).

Almost surely, 28223666348 is an apocalyptic number.

It is an amenable number.

8223666348 is an abundant number, since it is smaller than the sum of its proper divisors (11803844148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8223666348 is a wasteful number, since it uses less digits than its factorization.

8223666348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315474 (or 315472 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 48.

The square root of 8223666348 is about 90684.4327765245. The cubic root of 8223666348 is about 2018.4678074908.

The spelling of 8223666348 in words is "eight billion, two hundred twenty-three million, six hundred sixty-six thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 12 41 53 82 106 123 159 164 212 246 318 492 636 2173 4346 6519 8692 13038 26076 315373 630746 946119 1261492 1892238 3784476 12930293 16714769 25860586 33429538 38790879 50144307 51721172 66859076 77581758 100288614 155163516 200577228 685305529 1370611058 2055916587 2741222116 4111833174 8223666348