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103804406655 = 3555603124459
BaseRepresentation
bin110000010101100111…
…0011000101101111111
3100220221022022020001220
41200223032120231333
53200042412003110
6115404224404423
710333240620045
oct1405316305577
9326838266056
10103804406655
1140028977134
121814ba76713
139a33a5a841
14504a41c395
152a78226370
hex182b398b7f

103804406655 has 16 divisors (see below), whose sum is σ = 166091372160. Its totient is φ = 55360909728.

The previous prime is 103804406617. The next prime is 103804406689. The reversal of 103804406655 is 556604408301.

It is not a de Polignac number, because 103804406655 - 27 = 103804406527 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 771816 + ... + 896274.

It is an arithmetic number, because the mean of its divisors is an integer number (10380710760).

Almost surely, 2103804406655 is an apocalyptic number.

103804406655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

103804406655 is a deficient number, since it is larger than the sum of its proper divisors (62286965505).

103804406655 is a wasteful number, since it uses less digits than its factorization.

103804406655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180070.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 103804406655 in words is "one hundred three billion, eight hundred four million, four hundred six thousand, six hundred fifty-five".

Divisors: 1 3 5 15 55603 124459 166809 278015 373377 622295 834045 1866885 6920293777 20760881331 34601468885 103804406655