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12393996414 = 2383193128951
BaseRepresentation
bin10111000101011110…
…10110000001111110
31011222202111020211020
423202233112001332
5200340330341124
65405502205010
7616064142222
oct134257260176
934882436736
1012393996414
1152900a6a48
12249a883766
1312269835b7
1485809c782
154c814a379
hex2e2bd607e

12393996414 has 32 divisors (see below), whose sum is σ = 25216821504. Its totient is φ = 4060377600.

The previous prime is 12393996403. The next prime is 12393996427. The reversal of 12393996414 is 41469939321.

It is a super-2 number, since 2×123939964142 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 31639 + ... + 160589.

It is an arithmetic number, because the mean of its divisors is an integer number (788025672).

Almost surely, 212393996414 is an apocalyptic number.

12393996414 is an abundant number, since it is smaller than the sum of its proper divisors (12822825090).

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

12393996414 is a wasteful number, since it uses less digits than its factorization.

12393996414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129232.

The product of its digits is 1259712, while the sum is 51.

The spelling of 12393996414 in words is "twelve billion, three hundred ninety-three million, nine hundred ninety-six thousand, four hundred fourteen".

Divisors: 1 2 3 6 83 166 193 249 386 498 579 1158 16019 32038 48057 96114 128951 257902 386853 773706 10702933 21405866 24887543 32108799 49775086 64217598 74662629 149325258 2065666069 4131332138 6196998207 12393996414