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423505341 = 3474311733
BaseRepresentation
bin11001001111100…
…010110110111101
31002111220022010000
4121033202312331
51331404132331
6110005104513
713331510310
oct3117426675
91074808100
10423505341
111a806a916
12b99b8139
136998139c
1440362977
15272a80e6
hex193e2dbd

423505341 has 40 divisors (see below), whose sum is σ = 725117184. Its totient is φ = 241302240.

The previous prime is 423505337. The next prime is 423505349. The reversal of 423505341 is 143505324.

It is not a de Polignac number, because 423505341 - 22 = 423505337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423505349) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 243511 + ... + 245243.

Almost surely, 2423505341 is an apocalyptic number.

It is an amenable number.

423505341 is a deficient number, since it is larger than the sum of its proper divisors (301611843).

423505341 is a wasteful number, since it uses less digits than its factorization.

423505341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2183 (or 2174 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 423505341 is about 20579.2453943287. The cubic root of 423505341 is about 750.9648861273.

The spelling of 423505341 in words is "four hundred twenty-three million, five hundred five thousand, three hundred forty-one".

Divisors: 1 3 7 9 21 27 63 81 189 431 567 1293 1733 3017 3879 5199 9051 11637 12131 15597 27153 34911 36393 46791 81459 109179 140373 244377 327537 746923 982611 2240769 5228461 6722307 15685383 20166921 47056149 60500763 141168447 423505341