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63106574745 = 354579205919
BaseRepresentation
bin111010110001011100…
…011110100110011001
320000220000011011011010
4322301130132212121
52013220240342440
644554000524133
74362561014634
oct726134364631
9200800134133
1063106574745
112484401a705
1210292320649
135c492479b6
1430a92bcc1b
151995349580
hexeb171e999

63106574745 has 16 divisors (see below), whose sum is σ = 101191472640. Its totient is φ = 33583188864.

The previous prime is 63106574689. The next prime is 63106574747. The reversal of 63106574745 is 54747560136.

It is a happy number.

It is not a de Polignac number, because 63106574745 - 27 = 63106574617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63106574694 and 63106574703.

It is not an unprimeable number, because it can be changed into a prime (63106574747) 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, 4596105 + ... + 4609814.

It is an arithmetic number, because the mean of its divisors is an integer number (6324467040).

Almost surely, 263106574745 is an apocalyptic number.

It is an amenable number.

63106574745 is a deficient number, since it is larger than the sum of its proper divisors (38084897895).

63106574745 is a wasteful number, since it uses less digits than its factorization.

63106574745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9206384.

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 63106574745 in words is "sixty-three billion, one hundred six million, five hundred seventy-four thousand, seven hundred forty-five".

Divisors: 1 3 5 15 457 1371 2285 6855 9205919 27617757 46029595 138088785 4207104983 12621314949 21035524915 63106574745