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130412255 = 526082451
BaseRepresentation
bin1111100010111…
…10111011011111
3100002101121222112
413301132323133
5231341143010
620535104235
73142325441
oct761367337
9302347875
10130412255
1167683726
123781207b
132103131c
141346a491
15b6b0a05
hex7c5eedf

130412255 has 4 divisors (see below), whose sum is σ = 156494712. Its totient is φ = 104329800.

The previous prime is 130412251. The next prime is 130412273. The reversal of 130412255 is 552214031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 552214031 = 2069266899.

It is not a de Polignac number, because 130412255 - 22 = 130412251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130412255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130412251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13041221 + ... + 13041230.

It is an arithmetic number, because the mean of its divisors is an integer number (39123678).

Almost surely, 2130412255 is an apocalyptic number.

130412255 is a deficient number, since it is larger than the sum of its proper divisors (26082457).

130412255 is an equidigital number, since it uses as much as digits as its factorization.

130412255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26082456.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 130412255 is about 11419.8185186981. The cubic root of 130412255 is about 507.1146240789.

Adding to 130412255 its reverse (552214031), we get a palindrome (682626286).

The spelling of 130412255 in words is "one hundred thirty million, four hundred twelve thousand, two hundred fifty-five".

Divisors: 1 5 26082451 130412255