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12079491634 = 272393610129
BaseRepresentation
bin10110011111111111…
…00110101000110010
31011011211200202101001
423033333212220302
5144214322213014
65314345232214
7605224661530
oct131777465062
934154622331
1012079491634
115139615941
12241149266a
1311a67776b2
148283d1150
154aa723974
hex2cffe6a32

12079491634 has 16 divisors (see below), whose sum is σ = 20794348800. Its totient is φ = 5155262784.

The previous prime is 12079491581. The next prime is 12079491643. The reversal of 12079491634 is 43619497021.

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, 1801719 + ... + 1808410.

It is an arithmetic number, because the mean of its divisors is an integer number (1299646800).

Almost surely, 212079491634 is an apocalyptic number.

12079491634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12079491634 is a deficient number, since it is larger than the sum of its proper divisors (8714857166).

12079491634 is a wasteful number, since it uses less digits than its factorization.

12079491634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3610377.

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 12079491634 in words is "twelve billion, seventy-nine million, four hundred ninety-one thousand, six hundred thirty-four".

Divisors: 1 2 7 14 239 478 1673 3346 3610129 7220258 25270903 50541806 862820831 1725641662 6039745817 12079491634