Search a number
-
+
1230303116 = 22743939397
BaseRepresentation
bin100100101010100…
…1110111110001100
310011202000212121002
41021111032332030
510004424144431
6322025355432
742326255360
oct11125167614
93152025532
101230303116
11581523a39
122a4038b78
13167b74413
14b957b2a0
15730243cb
hex4954ef8c

1230303116 has 12 divisors (see below), whose sum is σ = 2460606288. Its totient is φ = 527272752.

The previous prime is 1230303079. The next prime is 1230303133. The reversal of 1230303116 is 6113030321.

It is a happy number.

1230303116 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21969671 + ... + 21969726.

It is an arithmetic number, because the mean of its divisors is an integer number (205050524).

Almost surely, 21230303116 is an apocalyptic number.

It is an amenable number.

1230303116 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1230303116 is a wasteful number, since it uses less digits than its factorization.

1230303116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43939408 (or 43939406 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1230303116 is about 35075.6769856264. The cubic root of 1230303116 is about 1071.5292762808.

Adding to 1230303116 its reverse (6113030321), we get a palindrome (7343333437).

The spelling of 1230303116 in words is "one billion, two hundred thirty million, three hundred three thousand, one hundred sixteen".

Divisors: 1 2 4 7 14 28 43939397 87878794 175757588 307575779 615151558 1230303116