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12423074730429 = 3115573433196873
BaseRepresentation
bin1011010011000111100011…
…1101001101000110111101
31121222122010102211020020210
42310301320331031012331
53112014424112333204
642231025353503033
72421352241621046
oct264617075150675
947878112736223
1012423074730429
113a5a6618a8750
121487812711a79
136c164c723a6c
1430d3cc5638cd
1516824548b389
hexb4c78f4d1bd

12423074730429 has 32 divisors (see below), whose sum is σ = 18107733423744. Its totient is φ = 7513391508480.

The previous prime is 12423074730401. The next prime is 12423074730491. The reversal of 12423074730429 is 92403747032421.

It is not a de Polignac number, because 12423074730429 - 25 = 12423074730397 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423074730029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63003537 + ... + 63200409.

It is an arithmetic number, because the mean of its divisors is an integer number (565866669492).

Almost surely, 212423074730429 is an apocalyptic number.

It is an amenable number.

12423074730429 is a deficient number, since it is larger than the sum of its proper divisors (5684658693315).

12423074730429 is a wasteful number, since it uses less digits than its factorization.

12423074730429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200877.

The product of its (nonzero) digits is 2032128, while the sum is 48.

The spelling of 12423074730429 in words is "twelve trillion, four hundred twenty-three billion, seventy-four million, seven hundred thirty thousand, four hundred twenty-nine".

Divisors: 1 3 11 33 557 1671 3433 6127 10299 18381 37763 113289 196873 590619 1912181 2165603 5736543 6496809 21033991 63101973 109658261 328974783 675865009 1206240871 2027595027 3618722613 7434515099 22303545297 376456810013 1129370430039 4141024910143 12423074730429