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469561023 = 3317391149
BaseRepresentation
bin11011111111001…
…110111010111111
31012201120011122000
4123333032322333
51430201423043
6114332153343
714431126401
oct3377167277
91181504560
10469561023
11221067168
12111308853
1376388379
1446510b71
152b3542d3
hex1bfceebf

469561023 has 8 divisors (see below), whose sum is σ = 695646000. Its totient is φ = 313040664.

The previous prime is 469561021. The next prime is 469561033. The reversal of 469561023 is 320165964.

It is a happy number.

It is not a de Polignac number, because 469561023 - 21 = 469561021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469561021) 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 7 ways as a sum of consecutive naturals, for example, 8695548 + ... + 8695601.

It is an arithmetic number, because the mean of its divisors is an integer number (86955750).

Almost surely, 2469561023 is an apocalyptic number.

469561023 is a deficient number, since it is larger than the sum of its proper divisors (226084977).

469561023 is a wasteful number, since it uses less digits than its factorization.

469561023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17391158 (or 17391152 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 469561023 is about 21669.3567740254. The cubic root of 469561023 is about 777.2558749417.

The spelling of 469561023 in words is "four hundred sixty-nine million, five hundred sixty-one thousand, twenty-three".

Divisors: 1 3 9 27 17391149 52173447 156520341 469561023