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10990719186 = 234793824189
BaseRepresentation
bin10100011110001100…
…10001000011010010
31001100221222101100120
422033012101003102
5140002111003221
65014333131110
7536234400036
oct121706210322
931327871316
1010990719186
11472aa79aa7
122168929a96
131062028245
147639761c6
15444d595c6
hex28f1910d2

10990719186 has 16 divisors (see below), whose sum is σ = 22027334400. Its totient is φ = 3655923728.

The previous prime is 10990719169. The next prime is 10990719197. The reversal of 10990719186 is 68191709901.

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, 1909221 + ... + 1914968.

It is an arithmetic number, because the mean of its divisors is an integer number (1376708400).

Almost surely, 210990719186 is an apocalyptic number.

10990719186 is an abundant number, since it is smaller than the sum of its proper divisors (11036615214).

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

10990719186 is a wasteful number, since it uses less digits than its factorization.

10990719186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824673.

The product of its (nonzero) digits is 244944, while the sum is 51.

The spelling of 10990719186 in words is "ten billion, nine hundred ninety million, seven hundred nineteen thousand, one hundred eighty-six".

Divisors: 1 2 3 6 479 958 1437 2874 3824189 7648378 11472567 22945134 1831786531 3663573062 5495359593 10990719186