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5521201012 = 225361426941
BaseRepresentation
bin1010010010001011…
…01101011101110100
3112020210010001221101
411021011231131310
542301411413022
62311510255444
7253551301645
oct51105553564
915223101841
105521201012
112383635048
1210a1057584
1369cb27962
143a53b56cc
15224aab627
hex14916d774

5521201012 has 24 divisors (see below), whose sum is σ = 10005812712. Its totient is φ = 2664105600.

The previous prime is 5521201009. The next prime is 5521201033. The reversal of 5521201012 is 2101021255.

It can be written as a sum of positive squares in 4 ways, for example, as 684554896 + 4836646116 = 26164^2 + 69546^2 .

It is a super-2 number, since 2×55212010122 = 60967321229819648288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200539 + ... + 226402.

It is an arithmetic number, because the mean of its divisors is an integer number (416908863).

Almost surely, 25521201012 is an apocalyptic number.

It is an amenable number.

5521201012 is a deficient number, since it is larger than the sum of its proper divisors (4484611700).

5521201012 is a wasteful number, since it uses less digits than its factorization.

5521201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427059 (or 427057 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 5521201012 is about 74304.7845834977. The cubic root of 5521201012 is about 1767.4393492163.

Adding to 5521201012 its reverse (2101021255), we get a palindrome (7622222267).

The spelling of 5521201012 in words is "five billion, five hundred twenty-one million, two hundred one thousand, twelve".

Divisors: 1 2 4 53 61 106 122 212 244 3233 6466 12932 426941 853882 1707764 22627873 26043401 45255746 52086802 90511492 104173604 1380300253 2760600506 5521201012