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553051552 = 25432771451
BaseRepresentation
bin100000111101101…
…110010110100000
31102112122221002211
4200331232112200
52113040122202
6130513451504
716463601124
oct4075562640
91375587084
10553051552
112642018a9
12135270b94
138a76b451
1453645584
15338471d7
hex20f6e5a0

553051552 has 48 divisors (see below), whose sum is σ = 1118934432. Its totient is φ = 268934400.

The previous prime is 553051549. The next prime is 553051561. The reversal of 553051552 is 255150355.

It is a happy 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, 380427 + ... + 381877.

It is an arithmetic number, because the mean of its divisors is an integer number (23311134).

Almost surely, 2553051552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553051552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (559467216).

553051552 is an abundant number, since it is smaller than the sum of its proper divisors (565882880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

553051552 is a wasteful number, since it uses less digits than its factorization.

553051552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1781 (or 1773 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 553051552 is about 23517.0481140810. The cubic root of 553051552 is about 820.8337504345.

The spelling of 553051552 in words is "five hundred fifty-three million, fifty-one thousand, five hundred fifty-two".

Divisors: 1 2 4 8 16 32 43 86 172 277 344 554 688 1108 1376 1451 2216 2902 4432 5804 8864 11608 11911 23216 23822 46432 47644 62393 95288 124786 190576 249572 381152 401927 499144 803854 998288 1607708 1996576 3215416 6430832 12861664 17282861 34565722 69131444 138262888 276525776 553051552