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23451945224441 = 1723434591303827
BaseRepresentation
bin1010101010100010101001…
…10111010100100011111001
310002000222120101101222000012
411111101110313110203321
511033214040434140231
6121513401440151305
74640230031220026
oct525212467244371
9102028511358005
1023451945224441
117521a06763068
122769189008535
1310116801cb066
145b111a12454d
152aa08b50ae2b
hex155454dd48f9

23451945224441 has 32 divisors (see below), whose sum is σ = 26519546769408. Its totient is φ = 20617194850560.

The previous prime is 23451945224377. The next prime is 23451945224447. The reversal of 23451945224441 is 14442254915432.

It is not a de Polignac number, because 23451945224441 - 26 = 23451945224377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23451945224441.

It is not an unprimeable number, because it can be changed into a prime (23451945224447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77036570 + ... + 77340396.

It is an arithmetic number, because the mean of its divisors is an integer number (828735836544).

Almost surely, 223451945224441 is an apocalyptic number.

It is an amenable number.

23451945224441 is a deficient number, since it is larger than the sum of its proper divisors (3067601544967).

23451945224441 is a wasteful number, since it uses less digits than its factorization.

23451945224441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308501.

The product of its digits is 5529600, while the sum is 50.

The spelling of 23451945224441 in words is "twenty-three trillion, four hundred fifty-one billion, nine hundred forty-five million, two hundred twenty-four thousand, four hundred forty-one".

Divisors: 1 17 23 43 391 731 989 4591 16813 78047 105593 197413 303827 1795081 3356021 4540499 5165059 6988021 13064561 77188483 118796357 222097537 300484903 1394869757 5108243351 23712785869 32082004411 59979399551 545394074987 1019649792367 1379526189673 23451945224441