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22150054 = 291112157
BaseRepresentation
bin101010001111…
…1101110100110
31112200100011101
41110133232212
521132300204
62110430314
7356162263
oct124375646
945610141
1022150054
1111559733
12750239a
134786c54
142d2826a
151e27ea4
hex151fba6

22150054 has 8 divisors (see below), whose sum is σ = 33264288. Its totient is φ = 11061960.

The previous prime is 22150001. The next prime is 22150061. The reversal of 22150054 is 45005122.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4257 + ... + 7900.

It is an arithmetic number, because the mean of its divisors is an integer number (4158036).

Almost surely, 222150054 is an apocalyptic number.

22150054 is a deficient number, since it is larger than the sum of its proper divisors (11114234).

22150054 is a wasteful number, since it uses less digits than its factorization.

22150054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13070.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 22150054 is about 4706.3843871915. The cubic root of 22150054 is about 280.8395465307.

Adding to 22150054 its reverse (45005122), we get a palindrome (67155176).

The spelling of 22150054 in words is "twenty-two million, one hundred fifty thousand, fifty-four".

Divisors: 1 2 911 1822 12157 24314 11075027 22150054