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122224055 = 5191286569
BaseRepresentation
bin1110100100011…
…11110110110111
322111222121212212
413102033312313
5222242132210
620043404035
73012613232
oct722176667
9274877785
10122224055
1162aa0818
1234b2361b
131c425335
1412338419
15aae4805
hex748fdb7

122224055 has 8 divisors (see below), whose sum is σ = 154388400. Its totient is φ = 92632896.

The previous prime is 122224049. The next prime is 122224073. The reversal of 122224055 is 550422221.

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 122224055 - 26 = 122223991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122224055.

It is a congruent 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, 643190 + ... + 643379.

It is an arithmetic number, because the mean of its divisors is an integer number (19298550).

Almost surely, 2122224055 is an apocalyptic number.

122224055 is a deficient number, since it is larger than the sum of its proper divisors (32164345).

122224055 is a wasteful number, since it uses less digits than its factorization.

122224055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286593.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 122224055 is about 11055.4988580344. The cubic root of 122224055 is about 496.2709982295.

Adding to 122224055 its reverse (550422221), we get a palindrome (672646276).

The spelling of 122224055 in words is "one hundred twenty-two million, two hundred twenty-four thousand, fifty-five".

Divisors: 1 5 19 95 1286569 6432845 24444811 122224055