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5681417647 = 31737093541
BaseRepresentation
bin1010100101010001…
…11000110110101111
3112122221120220211211
411102220320312233
543113420331042
62335432255251
7260535152563
oct52250706657
915587526754
105681417647
112456015194
121126841527
136c7092bb9
143bc79d6a3
15233ba8017
hex152a38daf

5681417647 has 16 divisors (see below), whose sum is σ = 5955093760. Its totient is φ = 5413651200.

The previous prime is 5681417633. The next prime is 5681417653. The reversal of 5681417647 is 7467141865.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5681417647 - 211 = 5681415599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5681417647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5681417447) 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, 1602697 + ... + 1606237.

It is an arithmetic number, because the mean of its divisors is an integer number (372193360).

Almost surely, 25681417647 is an apocalyptic number.

5681417647 is a deficient number, since it is larger than the sum of its proper divisors (273676113).

5681417647 is a wasteful number, since it uses less digits than its factorization.

5681417647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4354.

The product of its digits is 1128960, while the sum is 49.

The square root of 5681417647 is about 75375.1792502015. The cubic root of 5681417647 is about 1784.3727075224.

The spelling of 5681417647 in words is "five billion, six hundred eighty-one million, four hundred seventeen thousand, six hundred forty-seven".

Divisors: 1 31 73 709 2263 3541 21979 51757 109771 258493 1604467 2510569 8013283 77827639 183271537 5681417647