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100000103 = 7175914243
BaseRepresentation
bin1011111010111…
…10000101100111
320222011112100112
411331132011213
5201100000403
613531203235
72322662330
oct575360547
9228145315
10100000103
11514a1615
12295a651b
1317943878
14d3d1287
158ba49d8
hex5f5e167

100000103 has 16 divisors (see below), whose sum is σ = 123068160. Its totient is φ = 79299456.

The previous prime is 100000081. The next prime is 100000123. The reversal of 100000103 is 301000001.

It is a cyclic number.

It is not a de Polignac number, because 100000103 - 26 = 100000039 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 (100000123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101 + ... + 14142.

It is an arithmetic number, because the mean of its divisors is an integer number (7691760).

Almost surely, 2100000103 is an apocalyptic number.

100000103 is a deficient number, since it is larger than the sum of its proper divisors (23068057).

100000103 is a wasteful number, since it uses less digits than its factorization.

100000103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14326.

The product of its (nonzero) digits is 3, while the sum is 5.

The square root of 100000103 is about 10000.0051499987. The cubic root of 100000103 is about 464.1590427224.

Adding to 100000103 its reverse (301000001), we get a palindrome (401000104).

The spelling of 100000103 in words is "one hundred million, one hundred three", and thus it is an aban number.

Divisors: 1 7 17 59 119 413 1003 7021 14243 99701 242131 840337 1694917 5882359 14285729 100000103