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129830468223 = 361217070221
BaseRepresentation
bin111100011101001111…
…1111011101001111111
3110102010002221010202010
41320322133323221333
54111343044440343
6135350541302303
712244214525421
oct1707237735177
9412102833663
10129830468223
1150073a07425
12211b3b64993
13c320a27681
1463d8b78811
15359d026d33
hex1e3a7fba7f

129830468223 has 8 divisors (see below), whose sum is σ = 173135596336. Its totient is φ = 86539492800.

The previous prime is 129830468179. The next prime is 129830468231. The reversal of 129830468223 is 322864038921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 129830468223 - 222 = 129826273919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129830468023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3516748 + ... + 3553473.

It is an arithmetic number, because the mean of its divisors is an integer number (21641949542).

Almost surely, 2129830468223 is an apocalyptic number.

129830468223 is a deficient number, since it is larger than the sum of its proper divisors (43305128113).

129830468223 is an equidigital number, since it uses as much as digits as its factorization.

129830468223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7076345.

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 129830468223 in words is "one hundred twenty-nine billion, eight hundred thirty million, four hundred sixty-eight thousand, two hundred twenty-three".

Divisors: 1 3 6121 18363 7070221 21210663 43276822741 129830468223