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23423354726671 = 1971173728313781
BaseRepresentation
bin1010101001101101011001…
…01111001110100100001111
310001221020202212100012012101
411110312230233032210033
511032232012302223141
6121452312434415531
74635165365051104
oct524665457164417
9101836685305171
1023423354726671
117510875108a09
12276372a1315a7
13100ba74b60863
145ad9a6d82aab
152a9466502531
hex154dacbce90f

23423354726671 has 32 divisors (see below), whose sum is σ = 25153239329280. Its totient is φ = 21746976451200.

The previous prime is 23423354726609. The next prime is 23423354726711. The reversal of 23423354726671 is 17662745332432.

It is a cyclic number.

It is not a de Polignac number, because 23423354726671 - 213 = 23423354718479 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 (23423354726371) 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, 1699677801 + ... + 1699691581.

It is an arithmetic number, because the mean of its divisors is an integer number (786038729040).

Almost surely, 223423354726671 is an apocalyptic number.

23423354726671 is a deficient number, since it is larger than the sum of its proper divisors (1729884602609).

23423354726671 is a wasteful number, since it uses less digits than its factorization.

23423354726671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21327.

The product of its digits is 30481920, while the sum is 55.

The spelling of 23423354726671 in words is "twenty-three trillion, four hundred twenty-three billion, three hundred fifty-four million, seven hundred twenty-six thousand, six hundred seventy-one".

Divisors: 1 19 71 173 1349 3287 7283 12283 13781 138377 233377 261839 517093 978451 1259959 2384113 9824767 18590569 23939221 45298147 89457089 100367023 169272023 1699684691 1906973437 3216168437 7126058633 17363494979 135395114027 329906404601 1232808143509 23423354726671