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28303350101 = 1323925136293
BaseRepresentation
bin11010010111000000…
…101101100101010101
32201001111202011020222
4122113000231211111
5430431124200401
621000303004125
72021245335455
oct322700554525
981044664228
1028303350101
1111004559934
12559a899645
132890a1c650
141526d95d65
15b09bd7c1b
hex69702d955

28303350101 has 16 divisors (see below), whose sum is σ = 30730855680. Its totient is φ = 25912488000.

The previous prime is 28303350077. The next prime is 28303350109. The reversal of 28303350101 is 10105330382.

It is a cyclic number.

It is not a de Polignac number, because 28303350101 - 26 = 28303350037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28303350109) 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 15 ways as a sum of consecutive naturals, for example, 761711 + ... + 798003.

It is an arithmetic number, because the mean of its divisors is an integer number (1920678480).

Almost surely, 228303350101 is an apocalyptic number.

It is an amenable number.

28303350101 is a deficient number, since it is larger than the sum of its proper divisors (2427505579).

28303350101 is a wasteful number, since it uses less digits than its factorization.

28303350101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36796.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 28303350101 its reverse (10105330382), we get a palindrome (38408680483).

The spelling of 28303350101 in words is "twenty-eight billion, three hundred three million, three hundred fifty thousand, one hundred one".

Divisors: 1 13 239 251 3107 3263 36293 59989 471809 779857 8674027 9109543 112762351 118424059 2177180777 28303350101