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30106103 = 239291409
BaseRepresentation
bin111001011011…
…0000111110111
32002122112210212
41302312013313
530201343403
62553140035
7513616616
oct162660767
962575725
1030106103
1115aa3185
12a0ba61b
136311381
143dd987d
15299a4d8
hex1cb61f7

30106103 has 8 divisors (see below), whose sum is σ = 31471200. Its totient is φ = 28745728.

The previous prime is 30106093. The next prime is 30106117. The reversal of 30106103 is 30160103.

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

It is a cyclic number.

It is not a de Polignac number, because 30106103 - 26 = 30106039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30106183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20663 + ... + 22071.

It is an arithmetic number, because the mean of its divisors is an integer number (3933900).

Almost surely, 230106103 is an apocalyptic number.

30106103 is a deficient number, since it is larger than the sum of its proper divisors (1365097).

30106103 is a wasteful number, since it uses less digits than its factorization.

30106103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 30106103 is about 5486.9028604487. The cubic root of 30106103 is about 311.0891381260.

Adding to 30106103 its reverse (30160103), we get a palindrome (60266206).

The spelling of 30106103 in words is "thirty million, one hundred six thousand, one hundred three".

Divisors: 1 23 929 1409 21367 32407 1308961 30106103