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5550101001 = 3219213072
BaseRepresentation
bin1010010101100111…
…11101001000001001
3112022210111100021100
411022303331020021
542331311213001
62314421532013
7254352036324
oct51263751011
915283440240
105550101001
112398984035
1210aa874009
136a5b06043
143a91797bb
152273b9586
hex14acfd209

5550101001 has 27 divisors (see below), whose sum is σ = 8467435821. Its totient is φ = 3502644984.

The previous prime is 5550100987. The next prime is 5550101003. The reversal of 5550101001 is 1001010555.

The square root of 5550101001 is 74499.

It is a perfect power (a square), and thus also a powerful number.

5550101001 is a `hidden beast` number, since 5 + 550 + 10 + 100 + 1 = 666.

It is not a de Polignac number, because 5550101001 - 27 = 5550100873 is a prime.

It is a super-2 number, since 2×55501010012 = 61607242242602404002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5550101003) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4245790 + ... + 4247096.

Almost surely, 25550101001 is an apocalyptic number.

5550101001 is the 74499-th square number.

5550101001 is the 37250-th centered octagonal number.

It is an amenable number.

5550101001 is a deficient number, since it is larger than the sum of its proper divisors (2917334820).

5550101001 is an equidigital number, since it uses as much as digits as its factorization.

5550101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2658 (or 1329 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

The cubic root of 5550101001 is about 1770.5177925885.

Adding to 5550101001 its reverse (1001010555), we get a palindrome (6551111556).

The spelling of 5550101001 in words is "five billion, five hundred fifty million, one hundred one thousand, one".

Divisors: 1 3 9 19 57 171 361 1083 1307 3249 3921 11763 24833 74499 223497 471827 1415481 1708249 4246443 5124747 15374241 32456731 97370193 292110579 616677889 1850033667 5550101001