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545450130130 = 2569178936343
BaseRepresentation
bin1111110111111110101…
…11000111101011010010
31221010220100122112202111
413323333113013223102
532414040213131010
61054324253135534
754256522415353
oct7737727075322
91833810575674
10545450130130
111a0362418a14
128986618a5aa
133c5883a2bb9
141c585585d2a
15e2c5d3858a
hex7eff5c7ad2

545450130130 has 16 divisors (see below), whose sum is σ = 983231100864. Its totient is φ = 217864303920.

The previous prime is 545450130109. The next prime is 545450130131. The reversal of 545450130130 is 31031054545.

It is a junction number, because it is equal to n+sod(n) for n = 545450130092 and 545450130101.

It is not an unprimeable number, because it can be changed into a prime (545450130131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39461262 + ... + 39475081.

It is an arithmetic number, because the mean of its divisors is an integer number (61451943804).

Almost surely, 2545450130130 is an apocalyptic number.

545450130130 is a deficient number, since it is larger than the sum of its proper divisors (437780970734).

545450130130 is a wasteful number, since it uses less digits than its factorization.

545450130130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78937041.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 545450130130 its reverse (31031054545), we get a palindrome (576481184675).

The spelling of 545450130130 in words is "five hundred forty-five billion, four hundred fifty million, one hundred thirty thousand, one hundred thirty".

Divisors: 1 2 5 10 691 1382 3455 6910 78936343 157872686 394681715 789363430 54545013013 109090026026 272725065065 545450130130