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6141968985 = 352393494909
BaseRepresentation
bin1011011100001011…
…10000001001011001
3120212001012100111210
411232011300021121
5100034321001420
62453243413333
7305126606055
oct55605601131
916761170453
106141968985
112671a88229
121234b24249
1376b615399
14423a06c65
1525e32c9e0
hex16e170259

6141968985 has 32 divisors (see below), whose sum is σ = 9898560000. Its totient is φ = 3252001536.

The previous prime is 6141968983. The next prime is 6141968999. The reversal of 6141968985 is 5898691416.

It is not a de Polignac number, because 6141968985 - 21 = 6141968983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6141968983) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1248711 + ... + 1253619.

It is an arithmetic number, because the mean of its divisors is an integer number (309330000).

Almost surely, 26141968985 is an apocalyptic number.

It is an amenable number.

6141968985 is a deficient number, since it is larger than the sum of its proper divisors (3756591015).

6141968985 is a wasteful number, since it uses less digits than its factorization.

6141968985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505.

The product of its digits is 3732480, while the sum is 57.

The square root of 6141968985 is about 78370.7150981794. The cubic root of 6141968985 is about 1831.3409488468.

The spelling of 6141968985 in words is "six billion, one hundred forty-one million, nine hundred sixty-eight thousand, nine hundred eighty-five".

Divisors: 1 3 5 15 239 349 717 1047 1195 1745 3585 4909 5235 14727 24545 73635 83411 250233 417055 1173251 1251165 1713241 3519753 5139723 5866255 8566205 17598765 25698615 409464599 1228393797 2047322995 6141968985