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5207386669 = 5992419551
BaseRepresentation
bin1001101100110001…
…00110101000101101
3111102220121122120221
410312120212220231
541131042333134
62220420211341
7243021025222
oct46630465055
914386548527
105207386669
112232485751
121013b39b51
1364cb010b4
14375847949
1520726e5b4
hex136626a2d

5207386669 has 8 divisors (see below), whose sum is σ = 5296775040. Its totient is φ = 5118036000.

The previous prime is 5207386661. The next prime is 5207386699. The reversal of 5207386669 is 9666837025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5207386669 - 23 = 5207386661 is a prime.

It is a super-2 number, since 2×52073866692 = 54233751840957831122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5207386661) 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, 540444 + ... + 549994.

It is an arithmetic number, because the mean of its divisors is an integer number (662096880).

Almost surely, 25207386669 is an apocalyptic number.

5207386669 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

5207386669 is a deficient number, since it is larger than the sum of its proper divisors (89388371).

5207386669 is an equidigital number, since it uses as much as digits as its factorization.

5207386669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18851.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The square root of 5207386669 is about 72162.2246677581. The cubic root of 5207386669 is about 1733.2981586509.

It can be divided in two parts, 5207 and 386669, that added together give a square (391876 = 6262).

The spelling of 5207386669 in words is "five billion, two hundred seven million, three hundred eighty-six thousand, six hundred sixty-nine".

Divisors: 1 59 9241 9551 545219 563509 88260791 5207386669