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12223231011994 = 283427431722713
BaseRepresentation
bin1011000111011111000101…
…0101111010110010011010
31121021112021222121110202111
42301313301111322302122
53100231134114340434
641555135205222534
72401046026215322
oct261676125726232
947245258543674
1012223231011994
11399293027a172
121454b3b401a4a
136a88518c29b2
14303871124282
15162e4aad7964
hexb1df157ac9a

12223231011994 has 16 divisors (see below), whose sum is σ = 18556193178432. Its totient is φ = 6037836816928.

The previous prime is 12223231011989. The next prime is 12223231012021. The reversal of 12223231011994 is 49911013232221.

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, 6233982 + ... + 7956694.

It is an arithmetic number, because the mean of its divisors is an integer number (1159762073652).

Almost surely, 212223231011994 is an apocalyptic number.

12223231011994 is a deficient number, since it is larger than the sum of its proper divisors (6332962166438).

12223231011994 is a wasteful number, since it uses less digits than its factorization.

12223231011994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765541.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 12223231011994 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty-one million, eleven thousand, nine hundred ninety-four".

Divisors: 1 2 83 166 42743 85486 1722713 3445426 3547669 7095338 142985179 285970358 73633921759 147267843518 6111615505997 12223231011994