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23050351 = 172471697
BaseRepresentation
bin101011111101…
…1100001101111
31121101002010201
41113323201233
521400102401
62142014331
7366632122
oct127734157
947332121
1023050351
1112014085
1278773a7
134a1097c
1430c03b9
152054b01
hex15fb86f

23050351 has 12 divisors (see below), whose sum is σ = 25021728. Its totient is φ = 21220352.

The previous prime is 23050343. The next prime is 23050381. The reversal of 23050351 is 15305032.

It is not a de Polignac number, because 23050351 - 23 = 23050343 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 (23050381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12735 + ... + 14431.

It is an arithmetic number, because the mean of its divisors is an integer number (2085144).

Almost surely, 223050351 is an apocalyptic number.

23050351 is a deficient number, since it is larger than the sum of its proper divisors (1971377).

23050351 is a wasteful number, since it uses less digits than its factorization.

23050351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778 (or 1761 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 23050351 is about 4801.0781080920. The cubic root of 23050351 is about 284.5940707139.

Adding to 23050351 its reverse (15305032), we get a palindrome (38355383).

The spelling of 23050351 in words is "twenty-three million, fifty thousand, three hundred fifty-one".

Divisors: 1 17 47 289 799 1697 13583 28849 79759 490433 1355903 23050351