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189160000067 = 23294310316397
BaseRepresentation
bin1011000000101011010…
…0001000101001000011
3200002020212220122002102
42300022310020221003
511044344430000232
6222522055141015
716444363320443
oct2601264105103
9602225818072
10189160000067
1173249985875
12307b137476b
1314ab75b532c
149226580123
154dc198c662
hex2c0ad08a43

189160000067 has 32 divisors (see below), whose sum is σ = 209174676480. Its totient is φ = 170441631360.

The previous prime is 189160000033. The next prime is 189160000069. The reversal of 189160000067 is 760000061981.

It is a cyclic number.

It is not a de Polignac number, because 189160000067 - 28 = 189159999811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (189160000069) 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, 29566913 + ... + 29573309.

It is an arithmetic number, because the mean of its divisors is an integer number (6536708640).

Almost surely, 2189160000067 is an apocalyptic number.

189160000067 is a deficient number, since it is larger than the sum of its proper divisors (20014676413).

189160000067 is a wasteful number, since it uses less digits than its factorization.

189160000067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7523.

The product of its (nonzero) digits is 18144, while the sum is 38.

The spelling of 189160000067 in words is "one hundred eighty-nine billion, one hundred sixty million, sixty-seven", and thus it is an aban number.

Divisors: 1 23 29 43 667 989 1031 1247 6397 23713 28681 29899 44333 147131 185513 275071 687677 1019659 1285657 4266799 6326633 6595307 7977059 29570111 151692061 183472357 191263903 283598201 4399069769 6522758623 8224347829 189160000067