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550050154 = 21163236479
BaseRepresentation
bin100000110010010…
…001100101101010
31102100000102221221
4200302101211222
52111303101104
6130325252254
716426230523
oct4062214552
91370012857
10550050154
11262541905
1213426408a
1389c5a284
14530a384a
1533452c54
hex20c9196a

550050154 has 8 divisors (see below), whose sum is σ = 825788160. Its totient is φ = 274787436.

The previous prime is 550050121. The next prime is 550050157. The reversal of 550050154 is 451050055.

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

It is not an unprimeable number, because it can be changed into a prime (550050157) 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, 115914 + ... + 120565.

It is an arithmetic number, because the mean of its divisors is an integer number (103223520).

Almost surely, 2550050154 is an apocalyptic number.

550050154 is a deficient number, since it is larger than the sum of its proper divisors (275738006).

550050154 is a wasteful number, since it uses less digits than its factorization.

550050154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237644.

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 550050154 is about 23453.1480616142. The cubic root of 550050154 is about 819.3461742310.

Subtracting from 550050154 its reverse (451050055), we obtain a palindrome (99000099).

The spelling of 550050154 in words is "five hundred fifty million, fifty thousand, one hundred fifty-four".

Divisors: 1 2 1163 2326 236479 472958 275025077 550050154