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11680646144753 = 53612296919949
BaseRepresentation
bin1010100111111001110011…
…0000111010001011110001
31112100122210022110100202202
42221332130300322023301
53012333430403113003
640502003104352545
72313620205022025
oct251763460721361
945318708410682
1011680646144753
1137a3809264713
121387954915755
1366963201a631
142c54bc310385
15153c915cb088
hexa9f9cc3a2f1

11680646144753 has 24 divisors (see below), whose sum is σ = 12104014923000. Its totient is φ = 11268021972480.

The previous prime is 11680646144723. The next prime is 11680646144767. The reversal of 11680646144753 is 35744164608611.

It can be written as a sum of positive squares in 12 ways, for example, as 11545099204864 + 135546939889 = 3397808^2 + 368167^2 .

It is a de Polignac number, because none of the positive numbers 2k-11680646144753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11680646144723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 585515423 + ... + 585535371.

It is an arithmetic number, because the mean of its divisors is an integer number (504333955125).

Almost surely, 211680646144753 is an apocalyptic number.

It is an amenable number.

11680646144753 is a deficient number, since it is larger than the sum of its proper divisors (423368778247).

11680646144753 is an equidigital number, since it uses as much as digits as its factorization.

11680646144753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23093 (or 23032 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 11680646144753 in words is "eleven trillion, six hundred eighty billion, six hundred forty-six million, one hundred forty-four thousand, seven hundred fifty-three".

Divisors: 1 53 61 2969 3233 3721 19949 157357 181109 197213 1057297 1216889 9598777 11047649 59228581 64495117 74230229 585525397 3139114793 3612943441 3934202137 191486002373 220389549901 11680646144753