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1214542311 = 34194672069
BaseRepresentation
bin100100001100100…
…0111000111100111
310010122101010211120
41020121013013213
54441410323221
6320303505023
742045303453
oct11031070747
93118333746
101214542311
11573639684
1229a8b8173
131648166b8
14b7437663
157195e5c6
hex486471e7

1214542311 has 16 divisors (see below), whose sum is σ = 1627516800. Its totient is φ = 805643168.

The previous prime is 1214542297. The next prime is 1214542321. The reversal of 1214542311 is 1132454121.

It is a cyclic number.

It is not a de Polignac number, because 1214542311 - 26 = 1214542247 is a prime.

It is a super-2 number, since 2×12145423112 = 2950226050418441442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214542321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 585985 + ... + 588053.

It is an arithmetic number, because the mean of its divisors is an integer number (101719800).

Almost surely, 21214542311 is an apocalyptic number.

1214542311 is a deficient number, since it is larger than the sum of its proper divisors (412974489).

1214542311 is a wasteful number, since it uses less digits than its factorization.

1214542311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2958.

The product of its digits is 960, while the sum is 24.

The square root of 1214542311 is about 34850.2842312656. The cubic root of 1214542311 is about 1066.9339867875.

Adding to 1214542311 its reverse (1132454121), we get a palindrome (2346996432).

The spelling of 1214542311 in words is "one billion, two hundred fourteen million, five hundred forty-two thousand, three hundred eleven".

Divisors: 1 3 419 467 1257 1401 2069 6207 195673 587019 866911 966223 2600733 2898669 404847437 1214542311