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130349901 = 31123263653
BaseRepresentation
bin1111100010011…
…11101101001101
3100002021110110010
413301033231031
5231332144101
620533503433
73141645603
oct761175515
9302243403
10130349901
11676408a0
12377a1b79
132100bb26
1413451873
15b69c2d6
hex7c4fb4d

130349901 has 32 divisors (see below), whose sum is σ = 198899712. Its totient is φ = 75162560.

The previous prime is 130349881. The next prime is 130349903. The reversal of 130349901 is 109943031.

It is not a de Polignac number, because 130349901 - 213 = 130341709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130349903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199291 + ... + 199943.

It is an arithmetic number, because the mean of its divisors is an integer number (6215616).

Almost surely, 2130349901 is an apocalyptic number.

130349901 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

130349901 is a deficient number, since it is larger than the sum of its proper divisors (68549811).

130349901 is a wasteful number, since it uses less digits than its factorization.

130349901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 130349901 is about 11417.0881138756. The cubic root of 130349901 is about 507.0337889708.

The spelling of 130349901 in words is "one hundred thirty million, three hundred forty-nine thousand, nine hundred one".

Divisors: 1 3 11 23 33 69 253 263 653 759 789 1959 2893 6049 7183 8679 15019 18147 21549 45057 66539 165209 171739 199617 495627 515217 1889129 3949997 5667387 11849991 43449967 130349901