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1234133020 = 225173629803
BaseRepresentation
bin100100110001111…
…0110000000011100
310012000020110020101
41021203312000130
510011414224040
6322243430444
742403646311
oct11143660034
93160213211
101234133020
115836aa44a
122a5385424
131688b5733
14b9c96d08
157352e09a
hex498f601c

1234133020 has 24 divisors (see below), whose sum is σ = 2744131824. Its totient is φ = 464614656.

The previous prime is 1234133009. The next prime is 1234133027. The reversal of 1234133020 is 203314321.

It is a super-2 number, since 2×12341330202 = 3046168622108640800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234133027) 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 7 ways as a sum of consecutive naturals, for example, 1814562 + ... + 1815241.

It is an arithmetic number, because the mean of its divisors is an integer number (114338826).

Almost surely, 21234133020 is an apocalyptic number.

1234133020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1234133020 is an abundant number, since it is smaller than the sum of its proper divisors (1509998804).

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

1234133020 is a wasteful number, since it uses less digits than its factorization.

1234133020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3629829 (or 3629827 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1234133020 is about 35130.2294327834. The cubic root of 1234133020 is about 1072.6400061374.

Adding to 1234133020 its reverse (203314321), we get a palindrome (1437447341).

The spelling of 1234133020 in words is "one billion, two hundred thirty-four million, one hundred thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 3629803 7259606 14519212 18149015 36298030 61706651 72596060 123413302 246826604 308533255 617066510 1234133020