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6105161145 = 351273204809
BaseRepresentation
bin1011010111110010…
…10101110110111001
3120202110221022122110
411223321111312321
5100000410124040
62445450442533
7304202004426
oct55371256671
916673838573
106105161145
112653227a26
121224733449
13763ac87b5
1441cb84d4d
1525aeab980
hex16be55db9

6105161145 has 16 divisors (see below), whose sum is σ = 9845176320. Its totient is φ = 3230446464.

The previous prime is 6105161137. The next prime is 6105161201. The reversal of 6105161145 is 5411615016.

It is not a de Polignac number, because 6105161145 - 23 = 6105161137 is a prime.

It is a super-2 number, since 2×61051611452 = 74545985212835422050, which contains 22 as substring.

It is a Curzon 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, 1600500 + ... + 1604309.

It is an arithmetic number, because the mean of its divisors is an integer number (615323520).

Almost surely, 26105161145 is an apocalyptic number.

It is an amenable number.

6105161145 is a deficient number, since it is larger than the sum of its proper divisors (3740015175).

6105161145 is a wasteful number, since it uses less digits than its factorization.

6105161145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204944.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 6105161145 is about 78135.5306182789. The cubic root of 6105161145 is about 1827.6753051720.

The spelling of 6105161145 in words is "six billion, one hundred five million, one hundred sixty-one thousand, one hundred forty-five".

Divisors: 1 3 5 15 127 381 635 1905 3204809 9614427 16024045 48072135 407010743 1221032229 2035053715 6105161145