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1230300033 = 36118893559
BaseRepresentation
bin100100101010100…
…1110001110000001
310011202000201100220
41021111032032001
510004424100113
6322025333253
742326243364
oct11125161601
93152021326
101230300033
11581521696
122a4037229
13167b72bb1
14b957a0db
1573023523
hex4954e381

1230300033 has 16 divisors (see below), whose sum is σ = 1668643200. Its totient is φ = 806100480.

The previous prime is 1230299977. The next prime is 1230300091. The reversal of 1230300033 is 3300030321.

It is not a de Polignac number, because 1230300033 - 218 = 1230037889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1230299985 and 1230300021.

It is not an unprimeable number, because it can be changed into a prime (1230300233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343908 + ... + 347466.

It is an arithmetic number, because the mean of its divisors is an integer number (104290200).

Almost surely, 21230300033 is an apocalyptic number.

It is an amenable number.

1230300033 is a deficient number, since it is larger than the sum of its proper divisors (438343167).

1230300033 is a wasteful number, since it uses less digits than its factorization.

1230300033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5512.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 1230300033 is about 35075.6330377657. The cubic root of 1230300033 is about 1071.5283812364.

Adding to 1230300033 its reverse (3300030321), we get a palindrome (4530330354).

The spelling of 1230300033 in words is "one billion, two hundred thirty million, three hundred thousand, thirty-three".

Divisors: 1 3 61 183 1889 3559 5667 10677 115229 217099 345687 651297 6722951 20168853 410100011 1230300033