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18048835934 = 231383760079
BaseRepresentation
bin10000110011110010…
…110110000101011110
31201120212001212022222
4100303302312011132
5243431000222214
612142545105342
71206160400633
oct206362660536
951525055288
1018048835934
117722108638
1235b8628252
13191839bb9c
14c3310018a
1570980338e
hex433cb615e

18048835934 has 16 divisors (see below), whose sum is σ = 28019589120. Its totient is φ = 8710493880.

The previous prime is 18048835897. The next prime is 18048835967. The reversal of 18048835934 is 43953884081.

It is a congruent number.

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, 356294 + ... + 403785.

It is an arithmetic number, because the mean of its divisors is an integer number (1751224320).

Almost surely, 218048835934 is an apocalyptic number.

18048835934 is a deficient number, since it is larger than the sum of its proper divisors (9970753186).

18048835934 is a wasteful number, since it uses less digits than its factorization.

18048835934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760495.

The product of its (nonzero) digits is 3317760, while the sum is 53.

The spelling of 18048835934 in words is "eighteen billion, forty-eight million, eight hundred thirty-five thousand, nine hundred thirty-four".

Divisors: 1 2 31 62 383 766 11873 23746 760079 1520158 23562449 47124898 291110257 582220514 9024417967 18048835934