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22943093 = 28381071
BaseRepresentation
bin101011110000…
…1010101110101
31121011122000012
41113201111311
521333134333
62135430005
7366004325
oct127412565
947148005
1022943093
1111a50538
127825305
1349a3bc4
143093285
152032e48
hex15e1575

22943093 has 4 divisors (see below), whose sum is σ = 23024448. Its totient is φ = 22861740.

The previous prime is 22943077. The next prime is 22943099. The reversal of 22943093 is 39034922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22943093 - 24 = 22943077 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 (22943099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40253 + ... + 40818.

It is an arithmetic number, because the mean of its divisors is an integer number (5756112).

Almost surely, 222943093 is an apocalyptic number.

It is an amenable number.

22943093 is a deficient number, since it is larger than the sum of its proper divisors (81355).

22943093 is an equidigital number, since it uses as much as digits as its factorization.

22943093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81354.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 22943093 is about 4789.8948840241. The cubic root of 22943093 is about 284.1519594425.

The spelling of 22943093 in words is "twenty-two million, nine hundred forty-three thousand, ninety-three".

Divisors: 1 283 81071 22943093