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230302030131 = 32171505242027
BaseRepresentation
bin1101011001111100010…
…0100001100100110011
3211000110010220022022200
43112133010201210303
512233124304431011
6253444351434243
722432045646115
oct3263704414463
9730403808280
10230302030131
1189741545a08
1238773825983
1318943143114
14b20a6ab3b5
155ecd85d856
hex359f121933

230302030131 has 12 divisors (see below), whose sum is σ = 352226634552. Its totient is φ = 144503234496.

The previous prime is 230302030069. The next prime is 230302030169. The reversal of 230302030131 is 131030203032.

230302030131 is a `hidden beast` number, since 2 + 30 + 302 + 0 + 301 + 31 = 666.

230302030131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230302030131 - 210 = 230302029107 is a prime.

It is a super-2 number, since 2×2303020301312 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (230302030171) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 752620861 + ... + 752621166.

It is an arithmetic number, because the mean of its divisors is an integer number (29352219546).

Almost surely, 2230302030131 is an apocalyptic number.

230302030131 is a deficient number, since it is larger than the sum of its proper divisors (121924604421).

230302030131 is a wasteful number, since it uses less digits than its factorization.

230302030131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505242050 (or 1505242047 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 230302030131 its reverse (131030203032), we get a palindrome (361332233163).

The spelling of 230302030131 in words is "two hundred thirty billion, three hundred two million, thirty thousand, one hundred thirty-one".

Divisors: 1 3 9 17 51 153 1505242027 4515726081 13547178243 25589114459 76767343377 230302030131