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230162156 = 22759913723
BaseRepresentation
bin11011011011111…
…11111011101100
3121001002110010022
431231333323230
5432410142111
634501101312
75463226460
oct1555777354
9531073108
10230162156
11108a14264
12650b7838
13388b8033
14227d44a0
15153162db
hexdb7feec

230162156 has 24 divisors (see below), whose sum is σ = 461126400. Its totient is φ = 98469072.

The previous prime is 230162137. The next prime is 230162161. The reversal of 230162156 is 651261032.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9911 + ... + 23633.

It is an arithmetic number, because the mean of its divisors is an integer number (19213600).

Almost surely, 2230162156 is an apocalyptic number.

It is an amenable number.

230162156 is an abundant number, since it is smaller than the sum of its proper divisors (230964244).

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

230162156 is a wasteful number, since it uses less digits than its factorization.

230162156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14333 (or 14331 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 230162156 is about 15171.0960711479. The cubic root of 230162156 is about 612.8365217788.

The spelling of 230162156 in words is "two hundred thirty million, one hundred sixty-two thousand, one hundred fifty-six".

Divisors: 1 2 4 7 14 28 599 1198 2396 4193 8386 13723 16772 27446 54892 96061 192122 384244 8220077 16440154 32880308 57540539 115081078 230162156