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12662432126 = 213945548317
BaseRepresentation
bin10111100101011110…
…10110000101111110
31012200110121012101122
423302233112011332
5201413040312001
65452251510542
7625533616511
oct136257260576
935613535348
1012662432126
115408681743
122554758452
13126a47c3b6
148819b6d78
154e19c1b1b
hex2f2bd617e

12662432126 has 8 divisors (see below), whose sum is σ = 19130293560. Its totient is φ = 6285667608.

The previous prime is 12662432119. The next prime is 12662432131. The reversal of 12662432126 is 62123426621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22773881 + ... + 22774436.

It is an arithmetic number, because the mean of its divisors is an integer number (2391286695).

Almost surely, 212662432126 is an apocalyptic number.

12662432126 is a deficient number, since it is larger than the sum of its proper divisors (6467861434).

12662432126 is a wasteful number, since it uses less digits than its factorization.

12662432126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45548458.

The product of its digits is 41472, while the sum is 35.

Adding to 12662432126 its reverse (62123426621), we get a palindrome (74785858747).

The spelling of 12662432126 in words is "twelve billion, six hundred sixty-two million, four hundred thirty-two thousand, one hundred twenty-six".

Divisors: 1 2 139 278 45548317 91096634 6331216063 12662432126