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30163426 = 222367631
BaseRepresentation
bin111001100010…
…0000111100010
32002202110102221
41303010013202
530210212201
62554301254
7514246006
oct163040742
962673387
1030163426
1116032257
12a12782a
1363314a7
144012706
1529ac4a1
hex1cc41e2

30163426 has 8 divisors (see below), whose sum is σ = 45448704. Its totient is φ = 15013860.

The previous prime is 30163379. The next prime is 30163433. The reversal of 30163426 is 62436103.

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

It is a self number, because there is not a number n which added to its sum of digits gives 30163426.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33370 + ... + 34261.

It is an arithmetic number, because the mean of its divisors is an integer number (5681088).

Almost surely, 230163426 is an apocalyptic number.

30163426 is a deficient number, since it is larger than the sum of its proper divisors (15285278).

30163426 is a wasteful number, since it uses less digits than its factorization.

30163426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67856.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 30163426 is about 5492.1239971435. The cubic root of 30163426 is about 311.2864542282.

Adding to 30163426 its reverse (62436103), we get a palindrome (92599529).

The spelling of 30163426 in words is "thirty million, one hundred sixty-three thousand, four hundred twenty-six".

Divisors: 1 2 223 446 67631 135262 15081713 30163426