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130426323 = 343475441
BaseRepresentation
bin1111100011000…
…10010111010011
3100002102100021120
413301202113103
5231342120243
620535253323
73142414446
oct761422723
9302370246
10130426323
1167693255
123781a243
1321037851
141347165d
15b6b4c83
hex7c625d3

130426323 has 4 divisors (see below), whose sum is σ = 173901768. Its totient is φ = 86950880.

The previous prime is 130426321. The next prime is 130426327. The reversal of 130426323 is 323624031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130426323 - 21 = 130426321 is a prime.

It is a super-2 number, since 2×1304263232 = 34022051462600658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 130426293 and 130426302.

It is not an unprimeable number, because it can be changed into a prime (130426321) 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, 21737718 + ... + 21737723.

It is an arithmetic number, because the mean of its divisors is an integer number (43475442).

Almost surely, 2130426323 is an apocalyptic number.

130426323 is a deficient number, since it is larger than the sum of its proper divisors (43475445).

130426323 is an equidigital number, since it uses as much as digits as its factorization.

130426323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43475444.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 130426323 is about 11420.4344488290. The cubic root of 130426323 is about 507.1328581322.

The spelling of 130426323 in words is "one hundred thirty million, four hundred twenty-six thousand, three hundred twenty-three".

Divisors: 1 3 43475441 130426323