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23660656341 = 377914261999
BaseRepresentation
bin10110000010010010…
…001111011011010101
32021001221200212201020
4112002102033123111
5341424112000331
614511453551353
71465222155240
oct260222173325
967057625636
1023660656341
11a041907343
124703aa5559
132300c0468a
141206544257
1593730ec96
hex58248f6d5

23660656341 has 16 divisors (see below), whose sum is σ = 36510720000. Its totient is φ = 13349230128.

The previous prime is 23660656309. The next prime is 23660656343. The reversal of 23660656341 is 14365606632.

It is a happy number.

It is not a de Polignac number, because 23660656341 - 25 = 23660656309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23660656293 and 23660656302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23660656343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7129341 + ... + 7132658.

It is an arithmetic number, because the mean of its divisors is an integer number (2281920000).

Almost surely, 223660656341 is an apocalyptic number.

23660656341 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

23660656341 is a deficient number, since it is larger than the sum of its proper divisors (12850063659).

23660656341 is a wasteful number, since it uses less digits than its factorization.

23660656341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14262088.

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 23660656341 in words is "twenty-three billion, six hundred sixty million, six hundred fifty-six thousand, three hundred forty-one".

Divisors: 1 3 7 21 79 237 553 1659 14261999 42785997 99833993 299501979 1126697921 3380093763 7886885447 23660656341