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22143098 = 267165247
BaseRepresentation
bin101010001111…
…0000001111010
31112122222121202
41110132001322
521132034343
62110334202
7356133065
oct124360172
945588552
1022143098
111155448a
1274ba362
134783a33
142d258dc
151e25db8
hex151e07a

22143098 has 8 divisors (see below), whose sum is σ = 33710592. Its totient is φ = 10906236.

The previous prime is 22143091. The next prime is 22143101. The reversal of 22143098 is 89034122.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22143098.

It is not an unprimeable number, because it can be changed into a prime (22143091) 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, 82490 + ... + 82757.

It is an arithmetic number, because the mean of its divisors is an integer number (4213824).

Almost surely, 222143098 is an apocalyptic number.

22143098 is a deficient number, since it is larger than the sum of its proper divisors (11567494).

22143098 is a wasteful number, since it uses less digits than its factorization.

22143098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165316.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 22143098 is about 4705.6453330016. The cubic root of 22143098 is about 280.8101451815.

The spelling of 22143098 in words is "twenty-two million, one hundred forty-three thousand, ninety-eight".

Divisors: 1 2 67 134 165247 330494 11071549 22143098