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22493105 = 533113591
BaseRepresentation
bin101010111001…
…1011110110001
31120022202201222
41111303132301
521224234410
62122034425
7362121365
oct125633661
946282658
1022493105
1111773448
127648a15
13487713b
142db72a5
151e94955
hex15737b1

22493105 has 8 divisors (see below), whose sum is σ = 27075264. Its totient is φ = 17938800.

The previous prime is 22493099. The next prime is 22493129. The reversal of 22493105 is 50139422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22493105 - 24 = 22493089 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5141 + ... + 8450.

It is an arithmetic number, because the mean of its divisors is an integer number (3384408).

Almost surely, 222493105 is an apocalyptic number.

It is an amenable number.

22493105 is a deficient number, since it is larger than the sum of its proper divisors (4582159).

22493105 is a wasteful number, since it uses less digits than its factorization.

22493105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13927.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 22493105 is about 4742.6896377478. The cubic root of 22493105 is about 282.2819681918.

The spelling of 22493105 in words is "twenty-two million, four hundred ninety-three thousand, one hundred five".

Divisors: 1 5 331 1655 13591 67955 4498621 22493105