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130426001 = 433930059
BaseRepresentation
bin1111100011000…
…10010010010001
3100002102022211122
413301202102101
5231342113001
620535252025
73142413506
oct761422221
9302368748
10130426001
1167692a92
123781a015
1321037664
14134714ad
15b6b4b1b
hex7c62491

130426001 has 4 divisors (see below), whose sum is σ = 130460400. Its totient is φ = 130391604.

The previous prime is 130425983. The next prime is 130426003. The reversal of 130426001 is 100624031.

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: 100624031 = 883113957.

It is a cyclic number.

It is not a de Polignac number, because 130426001 - 218 = 130163857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130426003) 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, 10691 + ... + 19368.

It is an arithmetic number, because the mean of its divisors is an integer number (32615100).

Almost surely, 2130426001 is an apocalyptic number.

It is an amenable number.

130426001 is a deficient number, since it is larger than the sum of its proper divisors (34399).

130426001 is an equidigital number, since it uses as much as digits as its factorization.

130426001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34398.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 130426001 is about 11420.4203512830. The cubic root of 130426001 is about 507.1324407908.

The spelling of 130426001 in words is "one hundred thirty million, four hundred twenty-six thousand, one".

Divisors: 1 4339 30059 130426001