Search a number
-
+
3122014431 = 319313174991
BaseRepresentation
bin1011101000010110…
…0010100011011111
322001120121202200010
42322011202203133
522343213430211
61233443334303
7140236453614
oct27205424337
98046552603
103122014431
111362328718
12731681393
133a9a65323
142188c850b
151341464a6
hexba1628df

3122014431 has 16 divisors (see below), whose sum is σ = 4395799040. Its totient is φ = 1965487680.

The previous prime is 3122014429. The next prime is 3122014439. The reversal of 3122014431 is 1344102213.

It is not a de Polignac number, because 3122014431 - 21 = 3122014429 is a prime.

It is a super-2 number, since 2×31220144312 = 19493948214744507522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3122014398 and 3122014407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122014439) 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, 69655 + ... + 105336.

It is an arithmetic number, because the mean of its divisors is an integer number (274737440).

Almost surely, 23122014431 is an apocalyptic number.

3122014431 is a deficient number, since it is larger than the sum of its proper divisors (1273784609).

3122014431 is a wasteful number, since it uses less digits than its factorization.

3122014431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175326.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 3122014431 is about 55874.9893154352. The cubic root of 3122014431 is about 1461.5431283967.

Adding to 3122014431 its reverse (1344102213), we get a palindrome (4466116644).

The spelling of 3122014431 in words is "three billion, one hundred twenty-two million, fourteen thousand, four hundred thirty-one".

Divisors: 1 3 19 57 313 939 5947 17841 174991 524973 3324829 9974487 54772183 164316549 1040671477 3122014431