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8919810941 = 2319310311949
BaseRepresentation
bin10000100111010100…
…11000001101111101
3212000122012100022012
420103222120031331
5121231432422231
64033034301005
7434020066466
oct102352301575
925018170265
108919810941
113868000a88
12188b287765
13ac1c84b52
146088ddd6d
1537313be2b
hex213a9837d

8919810941 has 16 divisors (see below), whose sum is σ = 9369734400. Its totient is φ = 8475202560.

The previous prime is 8919810901. The next prime is 8919810967. The reversal of 8919810941 is 1490189198.

8919810941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 8919810941 - 26 = 8919810877 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8919810941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8919810901) by changing a digit.

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, 4575635 + ... + 4577583.

It is an arithmetic number, because the mean of its divisors is an integer number (585608400).

Almost surely, 28919810941 is an apocalyptic number.

It is an amenable number.

8919810941 is a deficient number, since it is larger than the sum of its proper divisors (449923459).

8919810941 is a wasteful number, since it uses less digits than its factorization.

8919810941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3196.

The product of its (nonzero) digits is 186624, while the sum is 50.

The square root of 8919810941 is about 94444.7507329020. The cubic root of 8919810941 is about 2073.8876074480.

The spelling of 8919810941 in words is "eight billion, nine hundred nineteen million, eight hundred ten thousand, nine hundred forty-one".

Divisors: 1 23 193 1031 1949 4439 23713 44827 198983 376157 2009419 4576609 8651611 46216637 387817867 8919810941