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9438005268 = 2232719364627
BaseRepresentation
bin10001100101000110…
…01000100000010100
3220100202021100021200
420302203020200110
5123312112132033
64200305112500
7452611502226
oct106243104024
926322240250
109438005268
11400356505a
1219b4928730
13b7543a503
14657670416
153a389b013
hex2328c8814

9438005268 has 36 divisors (see below), whose sum is σ = 23890426560. Its totient is φ = 3141617616.

The previous prime is 9438005249. The next prime is 9438005287. The reversal of 9438005268 is 8625008349.

9438005268 is a `hidden beast` number, since 9 + 4 + 380 + 0 + 5 + 268 = 666.

It is an interprime number because it is at equal distance from previous prime (9438005249) and next prime (9438005287).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156430 + ... + 208197.

It is an arithmetic number, because the mean of its divisors is an integer number (663622960).

Almost surely, 29438005268 is an apocalyptic number.

It is an amenable number.

9438005268 is an abundant number, since it is smaller than the sum of its proper divisors (14452421292).

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

9438005268 is a wasteful number, since it uses less digits than its factorization.

9438005268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365356 (or 365351 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 9438005268 is about 97149.3966424908. The cubic root of 9438005268 is about 2113.2947386752.

The spelling of 9438005268 in words is "nine billion, four hundred thirty-eight million, five thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 719 1438 2157 2876 4314 6471 8628 12942 25884 364627 729254 1093881 1458508 2187762 3281643 4375524 6563286 13126572 262166813 524333626 786500439 1048667252 1573000878 2359501317 3146001756 4719002634 9438005268