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552048399 = 3373789887
BaseRepresentation
bin100000111001111…
…001011100001111
31102110202222001000
4200321321130033
52112311022044
6130440151343
716452222360
oct4071713417
91373688030
10552048399
11263687151
12134a68553
138a4a9976
1453463b67
15336e9d69
hex20e7970f

552048399 has 64 divisors (see below), whose sum is σ = 971827200. Its totient is φ = 303139584.

The previous prime is 552048389. The next prime is 552048407. The reversal of 552048399 is 993840255.

552048399 is a `hidden beast` number, since 55 + 204 + 8 + 399 = 666.

It is not a de Polignac number, because 552048399 - 211 = 552046351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552048389) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 621934 + ... + 622820.

It is an arithmetic number, because the mean of its divisors is an integer number (15184800).

Almost surely, 2552048399 is an apocalyptic number.

552048399 is a deficient number, since it is larger than the sum of its proper divisors (419778801).

552048399 is a wasteful number, since it uses less digits than its factorization.

552048399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029 (or 1023 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 552048399 is about 23495.7102254858. The cubic root of 552048399 is about 820.3371600815.

The spelling of 552048399 in words is "five hundred fifty-two million, forty-eight thousand, three hundred ninety-nine".

Divisors: 1 3 7 9 21 27 37 63 89 111 189 259 267 333 623 777 801 887 999 1869 2331 2403 2661 3293 5607 6209 6993 7983 9879 16821 18627 23051 23949 29637 32819 55881 69153 78943 88911 98457 167643 207459 229733 236829 295371 552601 622377 689199 710487 886113 1657803 2067597 2131461 2920891 4973409 6202791 8762673 14920227 20446237 26288019 61338711 78864057 184016133 552048399