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349010068 = 221117547853
BaseRepresentation
bin10100110011010…
…111100010010100
3220022201112210211
4110303113202110
51203321310233
654344255204
711435352031
oct2463274224
9808645724
10349010068
1116a009480
1298a71504
13573ca744
14344d0388
15209905cd
hex14cd7894

349010068 has 48 divisors (see below), whose sum is σ = 707603904. Its totient is φ = 148861440.

The previous prime is 349010047. The next prime is 349010089. The reversal of 349010068 is 860010943.

It is an interprime number because it is at equal distance from previous prime (349010047) and next prime (349010089).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408730 + ... + 409582.

It is an arithmetic number, because the mean of its divisors is an integer number (14741748).

Almost surely, 2349010068 is an apocalyptic number.

It is an amenable number.

349010068 is an abundant number, since it is smaller than the sum of its proper divisors (358593836).

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

349010068 is a wasteful number, since it uses less digits than its factorization.

349010068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432 (or 1430 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 349010068 is about 18681.8111541681. The cubic root of 349010068 is about 704.0648318608.

The spelling of 349010068 in words is "three hundred forty-nine million, ten thousand, sixty-eight".

Divisors: 1 2 4 11 17 22 34 44 68 187 374 547 748 853 1094 1706 2188 3412 6017 9299 9383 12034 14501 18598 18766 24068 29002 37196 37532 58004 102289 159511 204578 319022 409156 466591 638044 933182 1866364 5132501 7932047 10265002 15864094 20530004 31728188 87252517 174505034 349010068