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30300103 = 17612479
BaseRepresentation
bin111001110010…
…1011111000111
32010000101221001
41303211133013
530224100403
63001234131
7515355331
oct163453707
963011831
1030300103
1116115a09
12a192947
13637b772
14404a451
1529d7c1d
hex1ce57c7

30300103 has 12 divisors (see below), whose sum is σ = 32685120. Its totient is φ = 27991680.

The previous prime is 30300091. The next prime is 30300119. The reversal of 30300103 is 30100303.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-30300103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30300103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30300143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63018 + ... + 63496.

It is an arithmetic number, because the mean of its divisors is an integer number (2723760).

Almost surely, 230300103 is an apocalyptic number.

30300103 is a deficient number, since it is larger than the sum of its proper divisors (2385017).

30300103 is an equidigital number, since it uses as much as digits as its factorization.

30300103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 10.

The square root of 30300103 is about 5504.5529337086. The cubic root of 30300103 is about 311.7559145910.

Adding to 30300103 its reverse (30100303), we get a palindrome (60400406).

It can be divided in two parts, 30300 and 103, that added together give a palindrome (30403).

The spelling of 30300103 in words is "thirty million, three hundred thousand, one hundred three".

Divisors: 1 17 61 479 1037 3721 8143 29219 63257 496723 1782359 30300103