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5545420293 = 37702737579
BaseRepresentation
bin1010010101000100…
…00110011000000101
3112022110200112112210
411022202012120011
542324111422133
62314133334033
7254264203050
oct51242063005
915273615483
105545420293
112396277386
1210a9197319
136a4b576aa
143a86bba97
15226c92763
hex14a886605

5545420293 has 16 divisors (see below), whose sum is σ = 8451591680. Its totient is φ = 3168276336.

The previous prime is 5545420291. The next prime is 5545420297. The reversal of 5545420293 is 3920245455.

It is not a de Polignac number, because 5545420293 - 21 = 5545420291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5545420291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128778 + ... + 166356.

It is an arithmetic number, because the mean of its divisors is an integer number (528224480).

Almost surely, 25545420293 is an apocalyptic number.

It is an amenable number.

5545420293 is a deficient number, since it is larger than the sum of its proper divisors (2906171387).

5545420293 is a wasteful number, since it uses less digits than its factorization.

5545420293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44616.

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 5545420293 is about 74467.5788044703. The cubic root of 5545420293 is about 1770.0199273188.

The spelling of 5545420293 in words is "five billion, five hundred forty-five million, four hundred twenty thousand, two hundred ninety-three".

Divisors: 1 3 7 21 7027 21081 37579 49189 112737 147567 263053 789159 264067633 792202899 1848473431 5545420293