Search a number
-
+
11203010103 = 3107257135799
BaseRepresentation
bin10100110111100000…
…00101111000110111
31001220202102212202010
422123300011320313
5140420432310403
65051355215303
7544423005015
oct123360057067
931822385663
1011203010103
11482989733a
122207a47533
131096cc6a7c
14783c378b5
154587e0603
hex29bc05e37

11203010103 has 16 divisors (see below), whose sum is σ = 15135724800. Its totient is φ = 7370029056.

The previous prime is 11203010101. The next prime is 11203010123. The reversal of 11203010103 is 30101030211.

It is not a de Polignac number, because 11203010103 - 21 = 11203010101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203010101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14598 + ... + 150396.

It is an arithmetic number, because the mean of its divisors is an integer number (945982800).

Almost surely, 211203010103 is an apocalyptic number.

11203010103 is a deficient number, since it is larger than the sum of its proper divisors (3932714697).

11203010103 is a wasteful number, since it uses less digits than its factorization.

11203010103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136166.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 11203010103 its reverse (30101030211), we get a palindrome (41304040314).

The spelling of 11203010103 in words is "eleven billion, two hundred three million, ten thousand, one hundred three".

Divisors: 1 3 107 257 321 771 27499 82497 135799 407397 14530493 34900343 43591479 104701029 3734336701 11203010103