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22920195 = 351528013
BaseRepresentation
bin101011101101…
…1110000000011
31121010110121010
41113123300003
521331421240
62135132003
7365550504
oct127336003
947113533
1022920195
1111a35311
127814003
13499665c
143088bab
15202b280
hex15dbc03

22920195 has 8 divisors (see below), whose sum is σ = 36672336. Its totient is φ = 12224096.

The previous prime is 22920181. The next prime is 22920217. The reversal of 22920195 is 59102922.

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

It is a cyclic number.

It is not a de Polignac number, because 22920195 - 213 = 22912003 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 763992 + ... + 764021.

It is an arithmetic number, because the mean of its divisors is an integer number (4584042).

Almost surely, 222920195 is an apocalyptic number.

22920195 is a deficient number, since it is larger than the sum of its proper divisors (13752141).

22920195 is a wasteful number, since it uses less digits than its factorization.

22920195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528021.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 22920195 is about 4787.5040469957. The cubic root of 22920195 is about 284.0573968169.

The spelling of 22920195 in words is "twenty-two million, nine hundred twenty thousand, one hundred ninety-five".

Divisors: 1 3 5 15 1528013 4584039 7640065 22920195