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230120601 = 3477379283
BaseRepresentation
bin11011011011101…
…01110010011001
3121001000100010020
431231311302121
5432402324401
634500141053
75462664354
oct1555656231
9531010106
10230120601
11108996017
1265097789
13388a2149
14227c329b
1515308d36
hexdb75c99

230120601 has 32 divisors (see below), whose sum is σ = 322805760. Its totient is φ = 145701504.

The previous prime is 230120593. The next prime is 230120603. The reversal of 230120601 is 106021032.

It is not a de Polignac number, because 230120601 - 23 = 230120593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230120603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 813006 + ... + 813288.

It is an arithmetic number, because the mean of its divisors is an integer number (10087680).

Almost surely, 2230120601 is an apocalyptic number.

It is an amenable number.

230120601 is a deficient number, since it is larger than the sum of its proper divisors (92685159).

230120601 is a wasteful number, since it uses less digits than its factorization.

230120601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 230120601 is about 15169.7264642445. The cubic root of 230120601 is about 612.7996377041.

Adding to 230120601 its reverse (106021032), we get a palindrome (336141633).

The spelling of 230120601 in words is "two hundred thirty million, one hundred twenty thousand, six hundred one".

Divisors: 1 3 47 73 79 141 219 237 283 849 3431 3713 5767 10293 11139 13301 17301 20659 22357 39903 61977 67071 271049 813147 970973 1050779 1632061 2912919 3152337 4896183 76706867 230120601