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5248853665 = 511731307311
BaseRepresentation
bin1001110001101101…
…10010011010100001
3111112210122101121121
410320312302122201
541222201304130
62224501052241
7244033343236
oct47066623241
914483571547
105248853665
1122539284a0
1210259b7081
1365858c593
1437b15d78d
1520ac10d7a
hex138db26a1

5248853665 has 16 divisors (see below), whose sum is σ = 6965358336. Its totient is φ = 3765052800.

The previous prime is 5248853657. The next prime is 5248853699. The reversal of 5248853665 is 5663588425.

It is not a de Polignac number, because 5248853665 - 23 = 5248853657 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 649641 + ... + 657670.

It is an arithmetic number, because the mean of its divisors is an integer number (435334896).

Almost surely, 25248853665 is an apocalyptic number.

5248853665 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5248853665 is a deficient number, since it is larger than the sum of its proper divisors (1716504671).

5248853665 is a wasteful number, since it uses less digits than its factorization.

5248853665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307400.

The product of its digits is 6912000, while the sum is 52.

The square root of 5248853665 is about 72448.9728360589. The cubic root of 5248853665 is about 1737.8868151081.

The spelling of 5248853665 in words is "five billion, two hundred forty-eight million, eight hundred fifty-three thousand, six hundred sixty-five".

Divisors: 1 5 11 55 73 365 803 4015 1307311 6536555 14380421 71902105 95433703 477168515 1049770733 5248853665