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23043954 = 238346273
BaseRepresentation
bin101011111100…
…1111101110010
31121100202100210
41113321331302
521344401304
62141524550
7366604353
oct127717562
947322323
1023043954
111200a29a
127873756
134a0aa9b
1430bbd2a
152052c89
hex15f9f72

23043954 has 16 divisors (see below), whose sum is σ = 46644192. Its totient is φ = 7588608.

The previous prime is 23043947. The next prime is 23043997. The reversal of 23043954 is 45934032.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 22639 + ... + 23634.

It is an arithmetic number, because the mean of its divisors is an integer number (2915262).

Almost surely, 223043954 is an apocalyptic number.

23043954 is an abundant number, since it is smaller than the sum of its proper divisors (23600238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23043954 is a wasteful number, since it uses less digits than its factorization.

23043954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46361.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 23043954 is about 4800.4118573306. The cubic root of 23043954 is about 284.5677411551.

Adding to 23043954 its reverse (45934032), we get a palindrome (68977986).

The spelling of 23043954 in words is "twenty-three million, forty-three thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 83 166 249 498 46273 92546 138819 277638 3840659 7681318 11521977 23043954