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552145070 = 25173319159
BaseRepresentation
bin100000111010010…
…001000010101110
31102110221212122102
4200322101002232
52112322120240
6130442215102
716453104251
oct4072210256
91373855572
10552145070
11263742844
12134ab4492
138a511979
145348b098
1533718815
hex20e910ae

552145070 has 16 divisors (see below), whose sum is σ = 999609120. Its totient is φ = 219580704.

The previous prime is 552145051. The next prime is 552145079. The reversal of 552145070 is 70541255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552145079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157850 + ... + 161309.

It is an arithmetic number, because the mean of its divisors is an integer number (62475570).

Almost surely, 2552145070 is an apocalyptic number.

552145070 is a deficient number, since it is larger than the sum of its proper divisors (447464050).

552145070 is a wasteful number, since it uses less digits than its factorization.

552145070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319339.

The product of its (nonzero) digits is 7000, while the sum is 29.

The square root of 552145070 is about 23497.7673407496. The cubic root of 552145070 is about 820.3850412608.

The spelling of 552145070 in words is "five hundred fifty-two million, one hundred forty-five thousand, seventy".

Divisors: 1 2 5 10 173 346 865 1730 319159 638318 1595795 3191590 55214507 110429014 276072535 552145070