Search a number
-
+
130242033 = 334823779
BaseRepresentation
bin1111100001101…
…01010111110001
3100002001222111000
413300311113301
5231320221113
620531312213
73141016245
oct760652761
9302058430
10130242033
1167577849
123774b669
1320ca19bc
1413424425
15b67a373
hex7c355f1

130242033 has 8 divisors (see below), whose sum is σ = 192951200. Its totient is φ = 86828004.

The previous prime is 130241983. The next prime is 130242043. The reversal of 130242033 is 330242031.

It is not a de Polignac number, because 130242033 - 217 = 130110961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130241997 and 130242015.

It is not an unprimeable number, because it can be changed into a prime (130242043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2411863 + ... + 2411916.

It is an arithmetic number, because the mean of its divisors is an integer number (24118900).

Almost surely, 2130242033 is an apocalyptic number.

It is an amenable number.

130242033 is a deficient number, since it is larger than the sum of its proper divisors (62709167).

130242033 is an equidigital number, since it uses as much as digits as its factorization.

130242033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4823788 (or 4823782 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 130242033 is about 11412.3631645685. The cubic root of 130242033 is about 506.8938890710.

Adding to 130242033 its reverse (330242031), we get a palindrome (460484064).

The spelling of 130242033 in words is "one hundred thirty million, two hundred forty-two thousand, thirty-three".

Divisors: 1 3 9 27 4823779 14471337 43414011 130242033