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6793910019169 = 72132286432
BaseRepresentation
bin110001011011101010010…
…0101111110010001100001
3220001111021021022012201021
41202313110211332101201
51342302411431103134
622241025034005441
71300562265222100
oct142672445762141
926044237265637
106793910019169
11218a3100a8439
12918856876881
133a38806c7400
14196b81402037
15bbad27bb0b4
hex62dd497e461

6793910019169 has 27 divisors (see below), whose sum is σ = 8558114920083. Its totient is φ = 5375213664912.

The previous prime is 6793910019163. The next prime is 6793910019187. The reversal of 6793910019169 is 9619100193976.

The square root of 6793910019169 is 2606513.

It is a perfect power (a square), and thus also a powerful number.

6793910019169 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1005016275025 + 5788893744144 = 1002505^2 + 2406012^2 .

It is not a de Polignac number, because 6793910019169 - 213 = 6793910010977 is a prime.

It is a super-2 number, since 2×67939100191692 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6793910019163) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 237178362 + ... + 237207004.

Almost surely, 26793910019169 is an apocalyptic number.

6793910019169 is the 2606513-rd square number.

6793910019169 is the 1303257-th centered octagonal number.

It is an amenable number.

6793910019169 is a deficient number, since it is larger than the sum of its proper divisors (1764204900914).

6793910019169 is an frugal number, since it uses more digits than its factorization.

6793910019169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57326 (or 28663 counting only the distinct ones).

The product of its (nonzero) digits is 4960116, while the sum is 61.

The spelling of 6793910019169 in words is "six trillion, seven hundred ninety-three billion, nine hundred ten million, nineteen thousand, one hundred sixty-nine".

Divisors: 1 7 13 49 91 169 637 1183 8281 28643 200501 372359 1403507 2606513 4840667 18245591 33884669 237192683 820421449 5742950143 10665478837 40200651001 74658351859 138651224881 522608463013 970558574167 6793910019169