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130001413 = 727178819
BaseRepresentation
bin1111011111110…
…10101000000101
3100001121202102011
413233322220011
5231240021123
620522214221
73135664603
oct757725005
9301552364
10130001413
1167422a93
1237654371
1320c19319
14133a0873
15b62de0d
hex7bfaa05

130001413 has 4 divisors (see below), whose sum is σ = 130180960. Its totient is φ = 129821868.

The previous prime is 130001411. The next prime is 130001423. The reversal of 130001413 is 314100031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 314100031 = 744871433.

It is a cyclic number.

It is not a de Polignac number, because 130001413 - 21 = 130001411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130001393 and 130001402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130001411) 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, 88683 + ... + 90136.

It is an arithmetic number, because the mean of its divisors is an integer number (32545240).

Almost surely, 2130001413 is an apocalyptic number.

It is an amenable number.

130001413 is a deficient number, since it is larger than the sum of its proper divisors (179547).

130001413 is an equidigital number, since it uses as much as digits as its factorization.

130001413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179546.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 130001413 is about 11401.8162149721. The cubic root of 130001413 is about 506.5815372807.

Adding to 130001413 its reverse (314100031), we get a palindrome (444101444).

The spelling of 130001413 in words is "one hundred thirty million, one thousand, four hundred thirteen".

Divisors: 1 727 178819 130001413