Search a number
-
+
1950083660 = 225779717477
BaseRepresentation
bin111010000111011…
…1110101001001100
312000220102111212202
41310032332221030
512443210134120
6521301021032
766216303050
oct16416765114
95026374782
101950083660
11910853798
124650b4778
1325101b075
14146dc3c60
15b6302875
hex743bea4c

1950083660 has 48 divisors (see below), whose sum is σ = 4686341184. Its totient is φ = 667723008.

The previous prime is 1950083647. The next prime is 1950083671. The reversal of 1950083660 is 663800591.

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, 102842 + ... + 120318.

It is an arithmetic number, because the mean of its divisors is an integer number (97632108).

Almost surely, 21950083660 is an apocalyptic number.

1950083660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1950083660 is an abundant number, since it is smaller than the sum of its proper divisors (2736257524).

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

1950083660 is a wasteful number, since it uses less digits than its factorization.

1950083660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18290 (or 18288 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 1950083660 is about 44159.7515844462. The cubic root of 1950083660 is about 1249.3508437353.

The spelling of 1950083660 in words is "one billion, nine hundred fifty million, eighty-three thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 797 1594 3188 3985 5579 7970 11158 15940 17477 22316 27895 34954 55790 69908 87385 111580 122339 174770 244678 349540 489356 611695 1223390 2446780 13929169 27858338 55716676 69645845 97504183 139291690 195008366 278583380 390016732 487520915 975041830 1950083660