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130703111 = 7112154313
BaseRepresentation
bin1111100101001…
…01111100000111
3100002221101221222
413302211330013
5231424444421
620545230555
73144646430
oct762457407
9302841858
10130703111
1167862200
123793245b
1321103826
1413504487
15b71bcab
hex7ca5f07

130703111 has 12 divisors (see below), whose sum is σ = 164190096. Its totient is φ = 101845920.

The previous prime is 130703093. The next prime is 130703117. The reversal of 130703111 is 111307031.

It is not a de Polignac number, because 130703111 - 26 = 130703047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130703111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130703117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76310 + ... + 78003.

It is an arithmetic number, because the mean of its divisors is an integer number (13682508).

Almost surely, 2130703111 is an apocalyptic number.

130703111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

130703111 is a deficient number, since it is larger than the sum of its proper divisors (33486985).

130703111 is a wasteful number, since it uses less digits than its factorization.

130703111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154342 (or 154331 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 17.

The square root of 130703111 is about 11432.5461293624. The cubic root of 130703111 is about 507.4913468883.

It can be divided in two parts, 1307031 and 11, that multiplied together give a palindrome (14377341).

The spelling of 130703111 in words is "one hundred thirty million, seven hundred three thousand, one hundred eleven".

Divisors: 1 7 11 77 121 847 154313 1080191 1697443 11882101 18671873 130703111