Search a number
-
+
944050090105 = 51491814969821
BaseRepresentation
bin11011011110011011100…
…01010011000001111001
310100020202110210111220001
431233031301103001321
5110431403310340410
62001405101433001
7125130304236133
oct15571561230171
93306673714801
10944050090105
11334407734541
12132b6856b761
136b03c94a495
1433999826053
151985488033a
hexdbcdc53079

944050090105 has 16 divisors (see below), whose sum is σ = 1140542370000. Its totient is φ = 750119269120.

The previous prime is 944050090091. The next prime is 944050090129. The reversal of 944050090105 is 501090050449.

It can be written as a sum of positive squares in 8 ways, for example, as 331199099001 + 612850991104 = 575499^2 + 782848^2 .

It is not a de Polignac number, because 944050090105 - 27 = 944050089977 is a prime.

It is a super-2 number, since 2×9440500901052 (a number of 25 digits) contains 22 as substring.

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, 13486095 + ... + 13555915.

It is an arithmetic number, because the mean of its divisors is an integer number (71283898125).

Almost surely, 2944050090105 is an apocalyptic number.

It is an amenable number.

944050090105 is a deficient number, since it is larger than the sum of its proper divisors (196492279895).

944050090105 is a wasteful number, since it uses less digits than its factorization.

944050090105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88124.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 944050090105 in words is "nine hundred forty-four billion, fifty million, ninety thousand, one hundred five".

Divisors: 1 5 149 745 18149 69821 90745 349105 2704201 10403329 13521005 52016645 1267181329 6335906645 188810018021 944050090105