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47272405753 = 292531644047
BaseRepresentation
bin101100000001101001…
…111010101011111001
311112000111101000201201
4230001221322223321
51233303213441003
633414443414201
73262311550636
oct540151725371
9145014330651
1047272405753
111905904a131
1291b3524361
1345c4944331
14240639718d
15136a1adb1d
hexb01a7aaf9

47272405753 has 8 divisors (see below), whose sum is σ = 48921886080. Its totient is φ = 45624218640.

The previous prime is 47272405751. The next prime is 47272405813. The reversal of 47272405753 is 35750427274.

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 47272405753 - 21 = 47272405751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47272405751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248625 + ... + 395422.

It is an arithmetic number, because the mean of its divisors is an integer number (6115235760).

Almost surely, 247272405753 is an apocalyptic number.

It is an amenable number.

47272405753 is a deficient number, since it is larger than the sum of its proper divisors (1649480327).

47272405753 is a wasteful number, since it uses less digits than its factorization.

47272405753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646607.

The product of its (nonzero) digits is 1646400, while the sum is 46.

The spelling of 47272405753 in words is "forty-seven billion, two hundred seventy-two million, four hundred five thousand, seven hundred fifty-three".

Divisors: 1 29 2531 73399 644047 18677363 1630082957 47272405753