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103443413444 = 22741137657719
BaseRepresentation
bin110000001010110110…
…1010011100111000100
3100220000011000212110222
41200111231103213010
53143323003212234
6115304331203512
710321265335520
oct1402555234704
9326004025428
10103443413444
113a963123638
121806aba6598
1399a70259a7
1450144ccd80
152a566ba42e
hex1815b539c4

103443413444 has 48 divisors (see below), whose sum is σ = 213480126720. Its totient is φ = 42935831040.

The previous prime is 103443413419. The next prime is 103443413473. The reversal of 103443413444 is 444314344301.

It is a super-2 number, since 2×1034434134442 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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, 171584 + ... + 486135.

It is an arithmetic number, because the mean of its divisors is an integer number (4447502640).

Almost surely, 2103443413444 is an apocalyptic number.

103443413444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

103443413444 is an abundant number, since it is smaller than the sum of its proper divisors (110036713276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103443413444 is a wasteful number, since it uses less digits than its factorization.

103443413444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657908 (or 657906 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 103443413444 its reverse (444314344301), we get a palindrome (547757757745).

The spelling of 103443413444 in words is "one hundred three billion, four hundred forty-three million, four hundred thirteen thousand, four hundred forty-four".

Divisors: 1 2 4 7 14 28 41 82 137 164 274 287 548 574 959 1148 1918 3836 5617 11234 22468 39319 78638 157276 657719 1315438 2630876 4604033 9208066 18416132 26966479 53932958 90107503 107865916 180215006 188765353 360430012 377530706 630752521 755061412 1261505042 2523010084 3694407623 7388815246 14777630492 25860853361 51721706722 103443413444