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18629300075 = 527919747881
BaseRepresentation
bin10001010110011001…
…001000111101101011
31210002022022111102212
4101112121020331223
5301123100100300
612320322315335
71226436303131
oct212631107553
953068274385
1018629300075
11799a832971
12373aab8b4b
1319ab7176a9
14c8a23d751
15740762935
hex456648f6b

18629300075 has 24 divisors (see below), whose sum is σ = 23511977280. Its totient is φ = 14639788800.

The previous prime is 18629300059. The next prime is 18629300083. The reversal of 18629300075 is 57000392681.

It is not a de Polignac number, because 18629300075 - 24 = 18629300059 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 365135 + ... + 413015.

It is an arithmetic number, because the mean of its divisors is an integer number (979665720).

Almost surely, 218629300075 is an apocalyptic number.

18629300075 is a deficient number, since it is larger than the sum of its proper divisors (4882677205).

18629300075 is a wasteful number, since it uses less digits than its factorization.

18629300075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48167 (or 48162 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 18629300075 in words is "eighteen billion, six hundred twenty-nine million, three hundred thousand, seventy-five".

Divisors: 1 5 25 79 197 395 985 1975 4925 15563 47881 77815 239405 389075 1197025 3782599 9432557 18912995 47162785 94564975 235813925 745172003 3725860015 18629300075