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130007030 = 2529344371
BaseRepresentation
bin1111011111110…
…11111111110110
3100001122001010012
413233323333312
5231240211110
620522300222
73136020146
oct757737766
9301561105
10130007030
116742722a
1237657672
1320c1ba4a
14133a2926
15b630905
hex7bfbff6

130007030 has 16 divisors (see below), whose sum is σ = 234816624. Its totient is φ = 51824160.

The previous prime is 130006997. The next prime is 130007057. The reversal of 130007030 is 30700031.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 130006996 and 130007014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19256 + ... + 25115.

It is an arithmetic number, because the mean of its divisors is an integer number (14676039).

Almost surely, 2130007030 is an apocalyptic number.

130007030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130007030 is a deficient number, since it is larger than the sum of its proper divisors (104809594).

130007030 is a wasteful number, since it uses less digits than its factorization.

130007030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44671.

The product of its (nonzero) digits is 63, while the sum is 14.

The square root of 130007030 is about 11402.0625327175. The cubic root of 130007030 is about 506.5888331694.

Adding to 130007030 its reverse (30700031), we get a palindrome (160707061).

The spelling of 130007030 in words is "one hundred thirty million, seven thousand, thirty".

Divisors: 1 2 5 10 293 586 1465 2930 44371 88742 221855 443710 13000703 26001406 65003515 130007030