Search a number
-
+
130245203 = 1120395807
BaseRepresentation
bin1111100001101…
…10001001010011
3100002002010211102
413300312021103
5231320321303
620531335015
73141031424
oct760661123
9302063742
10130245203
116757a170
123775146b
1320ca328a
141342564b
15b67b288
hex7c36253

130245203 has 8 divisors (see below), whose sum is σ = 142179840. Its totient is φ = 118326280.

The previous prime is 130245197. The next prime is 130245223. The reversal of 130245203 is 302542031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130245203 - 26 = 130245139 is a prime.

It is a super-2 number, since 2×1302452032 = 33927625809022418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (130245223) 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, 19526 + ... + 25332.

It is an arithmetic number, because the mean of its divisors is an integer number (17772480).

Almost surely, 2130245203 is an apocalyptic number.

130245203 is a deficient number, since it is larger than the sum of its proper divisors (11934637).

130245203 is a wasteful number, since it uses less digits than its factorization.

130245203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7857.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 130245203 is about 11412.5020481926. The cubic root of 130245203 is about 506.8980015186.

Adding to 130245203 its reverse (302542031), we get a palindrome (432787234).

The spelling of 130245203 in words is "one hundred thirty million, two hundred forty-five thousand, two hundred three".

Divisors: 1 11 2039 5807 22429 63877 11840473 130245203