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2134254031 = 71361384481
BaseRepresentation
bin111111100110110…
…0010000111001111
312111201222100010121
41333031202013033
513332332112111
6551440245411
7103613600650
oct17715420717
95451870117
102134254031
119a5804708
124b6910867
13280222210
14163645527
15c7581871
hex7f3621cf

2134254031 has 16 divisors (see below), whose sum is σ = 2669843008. Its totient is φ = 1660953600.

The previous prime is 2134254013. The next prime is 2134254041. The reversal of 2134254031 is 1304524312.

It is a cyclic number.

It is not a de Polignac number, because 2134254031 - 25 = 2134253999 is a prime.

It is a super-2 number, since 2×21342540312 = 9110080537679497922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2134253987 and 2134254005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134254041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186690 + ... + 197791.

It is an arithmetic number, because the mean of its divisors is an integer number (166865188).

Almost surely, 22134254031 is an apocalyptic number.

2134254031 is a deficient number, since it is larger than the sum of its proper divisors (535588977).

2134254031 is a wasteful number, since it uses less digits than its factorization.

2134254031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384562.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2134254031 is about 46197.9873046435. The cubic root of 2134254031 is about 1287.5043453022.

Adding to 2134254031 its reverse (1304524312), we get a palindrome (3438778343).

The spelling of 2134254031 in words is "two billion, one hundred thirty-four million, two hundred fifty-four thousand, thirty-one".

Divisors: 1 7 13 61 91 427 793 5551 384481 2691367 4998253 23453341 34987771 164173387 304893433 2134254031