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12422373387 = 329226962929
BaseRepresentation
bin10111001000110111…
…00110000000001011
31012001201212221201020
423210123212000023
5200420111422022
65412354323523
7616560301014
oct134433460013
935051787636
1012422373387
1152a5118a96
1224a82895a3
13122c80a8c8
1485bb6800b
154ca8a335c
hex2e46e600b

12422373387 has 16 divisors (see below), whose sum is σ = 17142132000. Its totient is φ = 7992359424.

The previous prime is 12422373373. The next prime is 12422373419. The reversal of 12422373387 is 78337322421.

It is not a de Polignac number, because 12422373387 - 212 = 12422369291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12422373787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165939 + ... + 228867.

It is an arithmetic number, because the mean of its divisors is an integer number (1071383250).

Almost surely, 212422373387 is an apocalyptic number.

12422373387 is a deficient number, since it is larger than the sum of its proper divisors (4719758613).

12422373387 is a wasteful number, since it uses less digits than its factorization.

12422373387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65230.

The product of its digits is 338688, while the sum is 42.

The spelling of 12422373387 in words is "twelve billion, four hundred twenty-two million, three hundred seventy-three thousand, three hundred eighty-seven".

Divisors: 1 3 29 87 2269 6807 62929 65801 188787 197403 1824941 5474823 142785901 428357703 4140791129 12422373387