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103046205145 = 5131585326233
BaseRepresentation
bin101111111111000001…
…0000100111011011001
3100211222110121121010111
41133332002010323121
53142014312031040
6115201101444321
710305403202032
oct1377602047331
9324873547114
10103046205145
113a779995114
1217b79b706a1
139942950cb0
144db7853a89
152a318a8dea
hex17fe084ed9

103046205145 has 8 divisors (see below), whose sum is σ = 133167403656. Its totient is φ = 76095659136.

The previous prime is 103046205131. The next prime is 103046205167. The reversal of 103046205145 is 541502640301.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2934713929 + 100111491216 = 54173^2 + 316404^2 .

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 103046205145 - 227 = 102911987417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 792663052 + ... + 792663181.

It is an arithmetic number, because the mean of its divisors is an integer number (16645925457).

Almost surely, 2103046205145 is an apocalyptic number.

It is an amenable number.

103046205145 is a deficient number, since it is larger than the sum of its proper divisors (30121198511).

103046205145 is a wasteful number, since it uses less digits than its factorization.

103046205145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585326251.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 103046205145 its reverse (541502640301), we get a palindrome (644548845446).

The spelling of 103046205145 in words is "one hundred three billion, forty-six million, two hundred five thousand, one hundred forty-five".

Divisors: 1 5 13 65 1585326233 7926631165 20609241029 103046205145