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23042343 = 3231073121
BaseRepresentation
bin101011111100…
…1100100100111
31121100200011010
41113321210213
521344323333
62141513303
7366566562
oct127714447
947320133
1023042343
1112009065
127872833
134a0a12c
1430bb4d9
152052563
hex15f9927

23042343 has 16 divisors (see below), whose sum is σ = 32368896. Its totient is φ = 14551680.

The previous prime is 23042329. The next prime is 23042351. The reversal of 23042343 is 34324032.

It is not a de Polignac number, because 23042343 - 25 = 23042311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23042303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5823 + ... + 8943.

It is an arithmetic number, because the mean of its divisors is an integer number (2023056).

Almost surely, 223042343 is an apocalyptic number.

23042343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23042343 is a deficient number, since it is larger than the sum of its proper divisors (9326553).

23042343 is a wasteful number, since it uses less digits than its factorization.

23042343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3254.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 23042343 is about 4800.2440562955. The cubic root of 23042343 is about 284.5611096353.

Adding to 23042343 its reverse (34324032), we get a palindrome (57366375).

The spelling of 23042343 in words is "twenty-three million, forty-two thousand, three hundred forty-three".