Search a number
-
+
128183006 = 27194710253
BaseRepresentation
bin1111010001111…
…10101011011110
322221012101000202
413220332223132
5230303324011
620415223502
73114352250
oct750765336
9287171022
10128183006
11663a0876
1236b17b92
1320730743
1413049cd0
15b3c023b
hex7a3eade

128183006 has 32 divisors (see below), whose sum is σ = 236252160. Its totient is φ = 50931936.

The previous prime is 128182961. The next prime is 128183017. The reversal of 128183006 is 600381821.

It is a self number, because there is not a number n which added to its sum of digits gives 128183006.

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, 7376 + ... + 17628.

It is an arithmetic number, because the mean of its divisors is an integer number (7382880).

Almost surely, 2128183006 is an apocalyptic number.

128183006 is a deficient number, since it is larger than the sum of its proper divisors (108069154).

128183006 is a wasteful number, since it uses less digits than its factorization.

128183006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10328.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 128183006 is about 11321.7934091733. The cubic root of 128183006 is about 504.2084859087.

The spelling of 128183006 in words is "one hundred twenty-eight million, one hundred eighty-three thousand, six".

Divisors: 1 2 7 14 19 38 47 94 133 266 329 658 893 1786 6251 10253 12502 20506 71771 143542 194807 389614 481891 963782 1363649 2727298 3373237 6746474 9155929 18311858 64091503 128183006