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47140444545 = 3518146337501
BaseRepresentation
bin101011111001110010…
…100001100110000001
311111200022001200222120
4223321302201212001
51233020423211140
633353411154453
73256120111245
oct537162414601
9144608050876
1047140444545
1118aa0608787
1291772a5a29
1345a34bcc8c
1423d2a46425
15135d7e41d0
hexaf9ca1981

47140444545 has 32 divisors (see below), whose sum is σ = 76007253504. Its totient is φ = 24948000000.

The previous prime is 47140444511. The next prime is 47140444579. The reversal of 47140444545 is 54544404174.

It is an interprime number because it is at equal distance from previous prime (47140444511) and next prime (47140444579).

It is not a de Polignac number, because 47140444545 - 212 = 47140440449 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 47140444497 and 47140444506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1238295 + ... + 1275795.

It is an arithmetic number, because the mean of its divisors is an integer number (2375226672).

Almost surely, 247140444545 is an apocalyptic number.

It is an amenable number.

47140444545 is a deficient number, since it is larger than the sum of its proper divisors (28866808959).

47140444545 is a wasteful number, since it uses less digits than its factorization.

47140444545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38153.

The product of its (nonzero) digits is 716800, while the sum is 42.

The spelling of 47140444545 in words is "forty-seven billion, one hundred forty million, four hundred forty-four thousand, five hundred forty-five".

Divisors: 1 3 5 15 181 463 543 905 1389 2315 2715 6945 37501 83803 112503 187505 251409 419015 562515 1257045 6787681 17362963 20363043 33938405 52088889 86814815 101815215 260444445 3142696303 9428088909 15713481515 47140444545