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38160345 = 357613343
BaseRepresentation
bin1001000110010…
…0011111011001
32122210202011010
42101210133121
534232112340
63441524133
7642233436
oct221443731
978722133
1038160345
111a5a4483
1210943649
137ba13b2
1450d4b8d
15353bb80
hex24647d9

38160345 has 16 divisors (see below), whose sum is σ = 61155072. Its totient is φ = 20319360.

The previous prime is 38160313. The next prime is 38160383. The reversal of 38160345 is 54306183.

38160345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38160345 - 25 = 38160313 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9744 + ... + 13086.

It is an arithmetic number, because the mean of its divisors is an integer number (3822192).

Almost surely, 238160345 is an apocalyptic number.

It is an amenable number.

38160345 is a deficient number, since it is larger than the sum of its proper divisors (22994727).

38160345 is a wasteful number, since it uses less digits than its factorization.

38160345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4112.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 38160345 is about 6177.4060089976. The cubic root of 38160345 is about 336.6697507587.

It can be divided in two parts, 381 and 60345, that added together give a triangular number (60726 = T348).

The spelling of 38160345 in words is "thirty-eight million, one hundred sixty thousand, three hundred forty-five".

Divisors: 1 3 5 15 761 2283 3343 3805 10029 11415 16715 50145 2544023 7632069 12720115 38160345