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12423214022 = 243731978849
BaseRepresentation
bin10111001000111101…
…10011001111000110
31012001210110122211212
423210132303033012
5200420320322042
65412424331422
7616600401602
oct134436631706
935053418755
1012423214022
1152a564262a
1224a8613b72
13122ca4341b
1485bd06502
154ca9bc482
hex2e47b33c6

12423214022 has 16 divisors (see below), whose sum is σ = 19329406800. Its totient is φ = 5984036352.

The previous prime is 12423214003. The next prime is 12423214057. The reversal of 12423214022 is 22041232421.

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 7 ways as a sum of consecutive naturals, for example, 983147 + ... + 995702.

It is an arithmetic number, because the mean of its divisors is an integer number (1208087925).

Almost surely, 212423214022 is an apocalyptic number.

12423214022 is a deficient number, since it is larger than the sum of its proper divisors (6906192778).

12423214022 is a wasteful number, since it uses less digits than its factorization.

12423214022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978967.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 12423214022 its reverse (22041232421), we get a palindrome (34464446443).

The spelling of 12423214022 in words is "twelve billion, four hundred twenty-three million, two hundred fourteen thousand, twenty-two".

Divisors: 1 2 43 73 86 146 3139 6278 1978849 3957698 85090507 144455977 170181014 288911954 6211607011 12423214022