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23040543441 = 313158627337
BaseRepresentation
bin10101011101010100…
…101100101011010001
32012110201211212201210
4111131110230223101
5334141334342231
614330142450333
71443652250016
oct253524545321
965421755653
1023040543441
119853871343
1245702939a9
1322325b6176
14118804370d
158ecb6ca46
hex55d52cad1

23040543441 has 8 divisors (see below), whose sum is σ = 30955234464. Its totient is φ = 15243107360.

The previous prime is 23040543433. The next prime is 23040543451. The reversal of 23040543441 is 14434504032.

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

It is a cyclic number.

It is not a de Polignac number, because 23040543441 - 23 = 23040543433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23040543399 and 23040543408.

It is not an unprimeable number, because it can be changed into a prime (23040543451) 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, 29313276 + ... + 29314061.

It is an arithmetic number, because the mean of its divisors is an integer number (3869404308).

Almost surely, 223040543441 is an apocalyptic number.

It is an amenable number.

23040543441 is a deficient number, since it is larger than the sum of its proper divisors (7914691023).

23040543441 is a wasteful number, since it uses less digits than its factorization.

23040543441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58627471.

The product of its (nonzero) digits is 23040, while the sum is 30.

The spelling of 23040543441 in words is "twenty-three billion, forty million, five hundred forty-three thousand, four hundred forty-one".

Divisors: 1 3 131 393 58627337 175882011 7680181147 23040543441