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4905122222 = 2711132719041
BaseRepresentation
bin1001001000101111…
…00011100110101110
3110122211212000201102
410210113203212232
540021202402342
62130421443102
7232360564610
oct44427434656
913584760642
104905122222
1120978a4a20
12b4a870492
136022bc6b0
14347644db0
151da964832
hex1245e39ae

4905122222 has 64 divisors (see below), whose sum is σ = 9916397568. Its totient is φ = 1757376000.

The previous prime is 4905122197. The next prime is 4905122249. The reversal of 4905122222 is 2222215094.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 538022 + ... + 547062.

It is an arithmetic number, because the mean of its divisors is an integer number (154943712).

Almost surely, 24905122222 is an apocalyptic number.

4905122222 is an abundant number, since it is smaller than the sum of its proper divisors (5011275346).

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

4905122222 is a wasteful number, since it uses less digits than its factorization.

4905122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9345.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 4905122222 is about 70036.5777433478. The cubic root of 4905122222 is about 1699.0908890068.

The spelling of 4905122222 in words is "four billion, nine hundred five million, one hundred twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 7 11 13 14 22 26 77 91 143 154 182 271 286 542 1001 1897 2002 2981 3523 3794 5962 7046 9041 18082 20867 24661 38753 41734 49322 63287 77506 99451 117533 126574 198902 235066 271271 542542 696157 822731 1292863 1392314 1645462 2450111 2585726 4900222 9050041 17150777 18100082 26951221 31851443 34301554 53902442 63702886 188658547 222960101 350365873 377317094 445920202 700731746 2452561111 4905122222