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159150285 = 33574491
BaseRepresentation
bin10010111110001…
…11000011001101
3102002110200011000
421133013003031
5311220302120
623443050513
73641520000
oct1137070315
9362420130
10159150285
1181921a68
1245370a39
1326c83a88
14171cb537
15de8a990
hex97c70cd

159150285 has 80 divisors (see below), whose sum is σ = 330742080. Its totient is φ = 72606240.

The previous prime is 159150269. The next prime is 159150287. The reversal of 159150285 is 582051951.

It is a happy number.

It is not a de Polignac number, because 159150285 - 24 = 159150269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159150287) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 323890 + ... + 324380.

It is an arithmetic number, because the mean of its divisors is an integer number (4134276).

Almost surely, 2159150285 is an apocalyptic number.

159150285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

159150285 is an abundant number, since it is smaller than the sum of its proper divisors (171591795).

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

159150285 is an frugal number, since it uses more digits than its factorization.

159150285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 36.

The square root of 159150285 is about 12615.4779933223. The cubic root of 159150285 is about 541.9207831194.

The spelling of 159150285 in words is "one hundred fifty-nine million, one hundred fifty thousand, two hundred eighty-five".

Divisors: 1 3 5 7 9 15 21 27 35 45 49 63 105 135 147 189 245 315 343 441 491 735 945 1029 1323 1473 1715 2205 2401 2455 3087 3437 4419 5145 6615 7203 7365 9261 10311 12005 13257 15435 17185 21609 22095 24059 30933 36015 46305 51555 64827 66285 72177 92799 108045 120295 154665 168413 216531 324135 360885 463995 505239 649593 842065 1082655 1178891 1515717 2526195 3247965 3536673 4547151 5894455 7578585 10610019 17683365 22735755 31830057 53050095 159150285