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55705153763 = 739292025421
BaseRepresentation
bin110011111000010010…
…010011000011100011
312022210012002000022002
4303320102103003203
51403041004410023
641331322434215
74011265665050
oct637022230343
9168705060262
1055705153763
112169611a566
12a96766296b
135339a2375c
1429a630c027
1516b068ab28
hexcf84930e3

55705153763 has 8 divisors (see below), whose sum is σ = 63679267680. Its totient is φ = 47735098560.

The previous prime is 55705153703. The next prime is 55705153787. The reversal of 55705153763 is 36735150755.

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 55705153763 - 210 = 55705152739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55705153703) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 985208 + ... + 1040213.

It is an arithmetic number, because the mean of its divisors is an integer number (7959908460).

Almost surely, 255705153763 is an apocalyptic number.

55705153763 is a deficient number, since it is larger than the sum of its proper divisors (7974113917).

55705153763 is a wasteful number, since it uses less digits than its factorization.

55705153763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029357.

The product of its (nonzero) digits is 1653750, while the sum is 47.

The spelling of 55705153763 in words is "fifty-five billion, seven hundred five million, one hundred fifty-three thousand, seven hundred sixty-three".

Divisors: 1 7 3929 27503 2025421 14177947 7957879109 55705153763