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103103206115 = 5713226600453
BaseRepresentation
bin110000000000101101…
…1100001001011100011
3100212010102212112202112
41200001123201023203
53142123410043430
6115210455305535
710306664535440
oct1400133411343
9325112775675
10103103206115
113a7a9087858
1217b9507b2ab
1399516bab90
144dc12509c7
152a368b8195
hex18016e12e3

103103206115 has 16 divisors (see below), whose sum is σ = 152275505088. Its totient is φ = 65260930176.

The previous prime is 103103206111. The next prime is 103103206121. The reversal of 103103206115 is 511602301301.

It is not a de Polignac number, because 103103206115 - 22 = 103103206111 is a prime.

It is a super-2 number, since 2×1031032061152 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103103206111) 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, 113299772 + ... + 113300681.

It is an arithmetic number, because the mean of its divisors is an integer number (9517219068).

Almost surely, 2103103206115 is an apocalyptic number.

103103206115 is a deficient number, since it is larger than the sum of its proper divisors (49172298973).

103103206115 is a wasteful number, since it uses less digits than its factorization.

103103206115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226600478.

The product of its (nonzero) digits is 540, while the sum is 23.

Adding to 103103206115 its reverse (511602301301), we get a palindrome (614705507416).

The spelling of 103103206115 in words is "one hundred three billion, one hundred three million, two hundred six thousand, one hundred fifteen".

Divisors: 1 5 7 13 35 65 91 455 226600453 1133002265 1586203171 2945805889 7931015855 14729029445 20620641223 103103206115