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130298811 = 31034091031
BaseRepresentation
bin1111100010000…
…11001110111011
3100002011212100220
413301003032323
5231324030221
620532431123
73141343626
oct761031673
9302155326
10130298811
1167606475
12377784a3
1320cc17b6
141343adbd
15b68c0c6
hex7c433bb

130298811 has 16 divisors (see below), whose sum is σ = 176017920. Its totient is φ = 85728960.

The previous prime is 130298807. The next prime is 130298821. The reversal of 130298811 is 118892031.

It is not a de Polignac number, because 130298811 - 22 = 130298807 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130298821) 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, 125866 + ... + 126896.

It is an arithmetic number, because the mean of its divisors is an integer number (11001120).

Almost surely, 2130298811 is an apocalyptic number.

130298811 is a deficient number, since it is larger than the sum of its proper divisors (45719109).

130298811 is a wasteful number, since it uses less digits than its factorization.

130298811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546.

The product of its (nonzero) digits is 3456, while the sum is 33.

The square root of 130298811 is about 11414.8504589416. The cubic root of 130298811 is about 506.9675371844.

The spelling of 130298811 in words is "one hundred thirty million, two hundred ninety-eight thousand, eight hundred eleven".

Divisors: 1 3 103 309 409 1031 1227 3093 42127 106193 126381 318579 421679 1265037 43432937 130298811