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30069926 = 229518447
BaseRepresentation
bin111001010110…
…1010010100110
32002120201011222
41302231102212
530144214201
62552300342
7513406265
oct162552246
962521158
1030069926
1115a78a87
12a0a16b2
1362caa73
143dca5dc
15298e91b
hex1cad4a6

30069926 has 8 divisors (see below), whose sum is σ = 46660320. Its totient is φ = 14516488.

The previous prime is 30069911. The next prime is 30069929. The reversal of 30069926 is 62996003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30069929) 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, 259166 + ... + 259281.

It is an arithmetic number, because the mean of its divisors is an integer number (5832540).

Almost surely, 230069926 is an apocalyptic number.

30069926 is a deficient number, since it is larger than the sum of its proper divisors (16590394).

30069926 is a wasteful number, since it uses less digits than its factorization.

30069926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518478.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 30069926 is about 5483.6052009604. The cubic root of 30069926 is about 310.9644814225.

The spelling of 30069926 in words is "thirty million, sixty-nine thousand, nine hundred twenty-six".

Divisors: 1 2 29 58 518447 1036894 15034963 30069926