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26727672196 = 2243219012
BaseRepresentation
bin11000111001000101…
…111110100110000100
32112222200211102112001
4120321011332212010
5414214241002241
620140054435044
71634223315361
oct307105764604
975880742461
1026727672196
111037608a795
12521b062a84
13269c451364
1414179d3468
15a666e0431
hex63917e984

26727672196 has 27 divisors (see below), whose sum is σ = 47911680453. Its totient is φ = 13046182800.

The previous prime is 26727672193. The next prime is 26727672197. The reversal of 26727672196 is 69127672762.

The square root of 26727672196 is 163486.

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

It can be written as a sum of positive squares in only one way, i.e., 2229161796 + 24498510400 = 47214^2 + 156520^2 .

It is a super-2 number, since 2×267276721962 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26727672193) 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 8 ways as a sum of consecutive naturals, for example, 14058846 + ... + 14060746.

Almost surely, 226727672196 is an apocalyptic number.

26727672196 is the 163486-th square number.

It is an amenable number.

26727672196 is a deficient number, since it is larger than the sum of its proper divisors (21184008257).

26727672196 is an frugal number, since it uses more digits than its factorization.

26727672196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892 (or 1946 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 55.

The spelling of 26727672196 in words is "twenty-six billion, seven hundred twenty-seven million, six hundred seventy-two thousand, one hundred ninety-six".

Divisors: 1 2 4 43 86 172 1849 1901 3698 3802 7396 7604 81743 163486 326972 3514949 3613801 7029898 7227602 14059796 14455204 155393443 310786886 621573772 6681918049 13363836098 26727672196