Search a number
-
+
230153941 is a prime number
BaseRepresentation
bin11011011011111…
…01111011010101
3121001002000212001
431231331323111
5432404411231
634500555301
75463163513
oct1555757325
9531060761
10230153941
11108a09076
12650b2b31
13388b4384
14227d14b3
1515313b61
hexdb7ded5

230153941 has 2 divisors, whose sum is σ = 230153942. Its totient is φ = 230153940.

The previous prime is 230153933. The next prime is 230153969. The reversal of 230153941 is 149351032.

It is an a-pointer prime, because the next prime (230153969) can be obtained adding 230153941 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211266225 + 18887716 = 14535^2 + 4346^2 .

It is a cyclic number.

It is not a de Polignac number, because 230153941 - 23 = 230153933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230153981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115076970 + 115076971.

It is an arithmetic number, because the mean of its divisors is an integer number (115076971).

Almost surely, 2230153941 is an apocalyptic number.

It is an amenable number.

230153941 is a deficient number, since it is larger than the sum of its proper divisors (1).

230153941 is an equidigital number, since it uses as much as digits as its factorization.

230153941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 230153941 is about 15170.8253236269. The cubic root of 230153941 is about 612.8292305252.

The spelling of 230153941 in words is "two hundred thirty million, one hundred fifty-three thousand, nine hundred forty-one".