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159230361 = 3109486943
BaseRepresentation
bin10010111110110…
…10100110011001
3102002121201222210
421133122212121
5311230332421
623444505333
73642302313
oct1137324631
9362551883
10159230361
1181977144
12453ab249
1326cb1364
141720c7b3
15dea4576
hex97da999

159230361 has 8 divisors (see below), whose sum is σ = 214255360. Its totient is φ = 105179472.

The previous prime is 159230303. The next prime is 159230371. The reversal of 159230361 is 163032951.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 159230361 - 26 = 159230297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159230371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243145 + ... + 243798.

It is an arithmetic number, because the mean of its divisors is an integer number (26781920).

Almost surely, 2159230361 is an apocalyptic number.

It is an amenable number.

159230361 is a deficient number, since it is larger than the sum of its proper divisors (55024999).

159230361 is a wasteful number, since it uses less digits than its factorization.

159230361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487055.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 159230361 is about 12618.6513146215. The cubic root of 159230361 is about 542.0116564987.

The spelling of 159230361 in words is "one hundred fifty-nine million, two hundred thirty thousand, three hundred sixty-one".

Divisors: 1 3 109 327 486943 1460829 53076787 159230361