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130412111 = 1038271531
BaseRepresentation
bin1111100010111…
…10111001001111
3100002101121210012
413301132321033
5231341141421
620535103435
73142325144
oct761367117
9302347705
10130412111
1167683605
1237811b7b
132103123b
141346a3cb
15b6b095b
hex7c5ee4f

130412111 has 8 divisors (see below), whose sum is σ = 131923584. Its totient is φ = 128905560.

The previous prime is 130412099. The next prime is 130412119. The reversal of 130412111 is 111214031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130412111 - 218 = 130149967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130412119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84416 + ... + 85946.

It is an arithmetic number, because the mean of its divisors is an integer number (16490448).

Almost surely, 2130412111 is an apocalyptic number.

130412111 is a deficient number, since it is larger than the sum of its proper divisors (1511473).

130412111 is a wasteful number, since it uses less digits than its factorization.

130412111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 130412111 is about 11419.8122138676. The cubic root of 130412111 is about 507.1144374284.

Adding to 130412111 its reverse (111214031), we get a palindrome (241626142).

The spelling of 130412111 in words is "one hundred thirty million, four hundred twelve thousand, one hundred eleven".

Divisors: 1 103 827 1531 85181 157693 1266137 130412111