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30103306 = 2128911677
BaseRepresentation
bin111001011010…
…1011100001010
32002122101222021
41302311130022
530201301211
62553115054
7513605512
oct162653412
962571867
1030103306
1115aa1072
12a0b8a8a
13631000c
143dd8842
152999771
hex1cb570a

30103306 has 8 divisors (see below), whose sum is σ = 45193860. Its totient is φ = 15038688.

The previous prime is 30103289. The next prime is 30103349. The reversal of 30103306 is 60330103.

It can be written as a sum of positive squares in 2 ways, for example, as 26265625 + 3837681 = 5125^2 + 1959^2 .

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 30103306.

It is an unprimeable number.

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, 3261 + ... + 8416.

Almost surely, 230103306 is an apocalyptic number.

30103306 is a deficient number, since it is larger than the sum of its proper divisors (15090554).

30103306 is a wasteful number, since it uses less digits than its factorization.

30103306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12968.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 30103306 is about 5486.6479748568. The cubic root of 30103306 is about 311.0795039413.

Adding to 30103306 its reverse (60330103), we get a palindrome (90433409).

The spelling of 30103306 in words is "thirty million, one hundred three thousand, three hundred six".

Divisors: 1 2 1289 2578 11677 23354 15051653 30103306