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5545150020 = 2232530806389
BaseRepresentation
bin1010010101000010…
…00100011001000100
3112022110011210210200
411022201010121010
542324024300040
62314123450500
7254261666064
oct51241043104
915273153720
105545150020
112396102313
1210a9086a30
136a4a91677
143a864b3a4
15226c3c630
hex14a844644

5545150020 has 36 divisors (see below), whose sum is σ = 16820288940. Its totient is φ = 1478706624.

The previous prime is 5545149979. The next prime is 5545150031. The reversal of 5545150020 is 200515455.

It can be written as a sum of positive squares in 2 ways, for example, as 855913536 + 4689236484 = 29256^2 + 68478^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15403015 + ... + 15403374.

Almost surely, 25545150020 is an apocalyptic number.

It is an amenable number.

5545150020 is an abundant number, since it is smaller than the sum of its proper divisors (11275138920).

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

5545150020 is a wasteful number, since it uses less digits than its factorization.

5545150020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30806404 (or 30806399 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 5545150020 is about 74465.7640798777. The cubic root of 5545150020 is about 1769.9911710754.

Adding to 5545150020 its reverse (200515455), we get a palindrome (5745665475).

The spelling of 5545150020 in words is "five billion, five hundred forty-five million, one hundred fifty thousand, twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 30806389 61612778 92419167 123225556 154031945 184838334 277257501 308063890 369676668 462095835 554515002 616127780 924191670 1109030004 1386287505 1848383340 2772575010 5545150020