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163041230 = 25111482193
BaseRepresentation
bin10011011011111…
…00111111001110
3102100210100112002
421231330333032
5313214304410
624102312302
74016553602
oct1155747716
9370710462
10163041230
118403a320
1246728692
1327a16b01
1417921502
15e4a87a5
hex9b7cfce

163041230 has 16 divisors (see below), whose sum is σ = 320153904. Its totient is φ = 59287680.

The previous prime is 163041209. The next prime is 163041287. The reversal of 163041230 is 32140361.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 740987 + ... + 741206.

It is an arithmetic number, because the mean of its divisors is an integer number (20009619).

Almost surely, 2163041230 is an apocalyptic number.

163041230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163041230 is a deficient number, since it is larger than the sum of its proper divisors (157112674).

163041230 is a wasteful number, since it uses less digits than its factorization.

163041230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482211.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 163041230 is about 12768.7599241273. The cubic root of 163041230 is about 546.3016107436.

Adding to 163041230 its reverse (32140361), we get a palindrome (195181591).

The spelling of 163041230 in words is "one hundred sixty-three million, forty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 1482193 2964386 7410965 14821930 16304123 32608246 81520615 163041230