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30260103 = 319227941
BaseRepresentation
bin111001101101…
…1101110000111
32002221101001120
41303123232013
530221310403
63000325023
7515130606
oct163335607
962841046
1030260103
1116098955
12a173773
1363664b3
144039a3d
1529cae53
hex1cdbb87

30260103 has 12 divisors (see below), whose sum is σ = 42583608. Its totient is φ = 19110960.

The previous prime is 30260093. The next prime is 30260107. The reversal of 30260103 is 30106203.

It is not a de Polignac number, because 30260103 - 25 = 30260071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30260107) 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, 12888 + ... + 15053.

It is an arithmetic number, because the mean of its divisors is an integer number (3548634).

Almost surely, 230260103 is an apocalyptic number.

30260103 is a deficient number, since it is larger than the sum of its proper divisors (12323505).

30260103 is a wasteful number, since it uses less digits than its factorization.

30260103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27982 (or 27963 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 30260103 is about 5500.9183778711. The cubic root of 30260103 is about 311.6186683243.

Adding to 30260103 its reverse (30106203), we get a palindrome (60366306).

The spelling of 30260103 in words is "thirty million, two hundred sixty thousand, one hundred three".

Divisors: 1 3 19 57 361 1083 27941 83823 530879 1592637 10086701 30260103