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8874023838 = 232951000137
BaseRepresentation
bin10000100001110111…
…01101101110011110
3211220110001010012120
420100323231232132
5121133222230323
64024321043410
7432622646421
oct102073555636
924813033176
108874023838
1138441784a9
121877a86566
13ab56431a4
146027c19b8
1536e0e55e3
hex210eedb9e

8874023838 has 16 divisors (see below), whose sum is σ = 18360049680. Its totient is φ = 2856007616.

The previous prime is 8874023833. The next prime is 8874023849. The reversal of 8874023838 is 8383204788.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8874023831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25499895 + ... + 25500242.

It is an arithmetic number, because the mean of its divisors is an integer number (1147503105).

Almost surely, 28874023838 is an apocalyptic number.

8874023838 is an abundant number, since it is smaller than the sum of its proper divisors (9486025842).

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

8874023838 is a wasteful number, since it uses less digits than its factorization.

8874023838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51000171.

The product of its (nonzero) digits is 2064384, while the sum is 51.

The square root of 8874023838 is about 94202.0373346564. The cubic root of 8874023838 is about 2070.3329637792.

The spelling of 8874023838 in words is "eight billion, eight hundred seventy-four million, twenty-three thousand, eight hundred thirty-eight".

Divisors: 1 2 3 6 29 58 87 174 51000137 102000274 153000411 306000822 1479003973 2958007946 4437011919 8874023838