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302426423 = 1323263571
BaseRepresentation
bin10010000001101…
…010100100110111
3210002001212001122
4102001222210313
51104410121143
650002014155
710331403455
oct2201524467
9702055048
10302426423
111457914a2
128534735b
134a86a360
142c2459d5
151b83cc68
hex1206a937

302426423 has 4 divisors (see below), whose sum is σ = 325690008. Its totient is φ = 279162840.

The previous prime is 302426393. The next prime is 302426429. The reversal of 302426423 is 324624203.

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 302426423 - 212 = 302422327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 302426392 and 302426401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302426429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11631773 + ... + 11631798.

It is an arithmetic number, because the mean of its divisors is an integer number (81422502).

Almost surely, 2302426423 is an apocalyptic number.

302426423 is a deficient number, since it is larger than the sum of its proper divisors (23263585).

302426423 is a wasteful number, since it uses less digits than its factorization.

302426423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23263584.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 302426423 is about 17390.4118122602. The cubic root of 302426423 is about 671.2329143606.

The spelling of 302426423 in words is "three hundred two million, four hundred twenty-six thousand, four hundred twenty-three".

Divisors: 1 13 23263571 302426423