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230006426 = 21359149939
BaseRepresentation
bin11011011010110…
…01111010011010
3121000210112111112
431231121322122
5432340201201
634453500322
75462010446
oct1555317232
9530715445
10230006426
11108918261
12650416a2
13388621a0
1422793826
15152d50bb
hexdb59e9a

230006426 has 16 divisors (see below), whose sum is σ = 377848800. Its totient is φ = 104356848.

The previous prime is 230006369. The next prime is 230006431. The reversal of 230006426 is 624600032.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73436 + ... + 76503.

It is an arithmetic number, because the mean of its divisors is an integer number (23615550).

Almost surely, 2230006426 is an apocalyptic number.

230006426 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

230006426 is a deficient number, since it is larger than the sum of its proper divisors (147842374).

230006426 is a wasteful number, since it uses less digits than its factorization.

230006426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150013.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 230006426 is about 15165.9627455694. The cubic root of 230006426 is about 612.6982735022.

Adding to 230006426 its reverse (624600032), we get a palindrome (854606458).

The spelling of 230006426 in words is "two hundred thirty million, six thousand, four hundred twenty-six".

Divisors: 1 2 13 26 59 118 767 1534 149939 299878 1949207 3898414 8846401 17692802 115003213 230006426