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130203206 = 2759283557
BaseRepresentation
bin1111100001010…
…11111001000110
3100002000000012222
413300223321012
5231313000311
620530412342
73140465120
oct760537106
9302000188
10130203206
1167550661
12377310b2
1320c8a123
1413414210
15b66dadb
hex7c2be46

130203206 has 32 divisors (see below), whose sum is σ = 228199680. Its totient is φ = 54563616.

The previous prime is 130203133. The next prime is 130203209. The reversal of 130203206 is 602302031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130203209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233480 + ... + 234036.

It is an arithmetic number, because the mean of its divisors is an integer number (7131240).

Almost surely, 2130203206 is an apocalyptic number.

130203206 is a deficient number, since it is larger than the sum of its proper divisors (97996474).

130203206 is a wasteful number, since it uses less digits than its factorization.

130203206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 130203206 is about 11410.6619439891. The cubic root of 130203206 is about 506.8435133087.

Adding to 130203206 its reverse (602302031), we get a palindrome (732505237).

The spelling of 130203206 in words is "one hundred thirty million, two hundred three thousand, two hundred six".

Divisors: 1 2 7 14 59 118 283 413 557 566 826 1114 1981 3899 3962 7798 16697 32863 33394 65726 116879 157631 230041 233758 315262 460082 1103417 2206834 9300229 18600458 65101603 130203206