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3205412054 = 2131073733089
BaseRepresentation
bin1011111100001110…
…1011010011010110
322021101112210200222
42333003223103112
523031041141204
61250023034342
7142301360435
oct27703532326
98241483628
103205412054
1113a540a579
1275559b9b2
133c1115030
142259d711c
1513b61babe
hexbf0eb4d6

3205412054 has 32 divisors (see below), whose sum is σ = 5242073760. Its totient is φ = 1461192192.

The previous prime is 3205412051. The next prime is 3205412071. The reversal of 3205412054 is 4502145023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3205412051) 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 15 ways as a sum of consecutive naturals, for example, 1036142 + ... + 1039230.

It is an arithmetic number, because the mean of its divisors is an integer number (163814805).

Almost surely, 23205412054 is an apocalyptic number.

3205412054 is a deficient number, since it is larger than the sum of its proper divisors (2036661706).

3205412054 is a wasteful number, since it uses less digits than its factorization.

3205412054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3584.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 3205412054 is about 56616.3585370871. The cubic root of 3205412054 is about 1474.4428889436.

Adding to 3205412054 its reverse (4502145023), we get a palindrome (7707557077).

The spelling of 3205412054 in words is "three billion, two hundred five million, four hundred twelve thousand, fifty-four".

Divisors: 1 2 13 26 107 214 373 746 1391 2782 3089 4849 6178 9698 39911 40157 79822 80314 330523 518843 661046 1037686 1152197 2304394 4296799 8593598 14978561 29957122 123285079 246570158 1602706027 3205412054