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20368670201829 = 327193739340049
BaseRepresentation
bin1001010000110011100110…
…10110100001011111100101
32200010020002122111020010100
410220121303112201133211
510132210014032424304
6111153123220014313
74201405431025305
oct450316326413745
980106078436110
1020368670201829
116543339356354
12234b702531399
13b499acbbab61
14505bc5539605
15254c8102b439
hex1286735a17e5

20368670201829 has 24 divisors (see below), whose sum is σ = 29836204632000. Its totient is φ = 13387676158080.

The previous prime is 20368670201807. The next prime is 20368670201837. The reversal of 20368670201829 is 92810207686302.

20368670201829 is a `hidden beast` number, since 2 + 0 + 368 + 6 + 70 + 201 + 8 + 2 + 9 = 666.

It is not a de Polignac number, because 20368670201829 - 27 = 20368670201701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20368670201879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59729197 + ... + 60069245.

It is an arithmetic number, because the mean of its divisors is an integer number (1243175193000).

Almost surely, 220368670201829 is an apocalyptic number.

It is an amenable number.

20368670201829 is a deficient number, since it is larger than the sum of its proper divisors (9467534430171).

20368670201829 is a wasteful number, since it uses less digits than its factorization.

20368670201829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433865 (or 433862 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 20368670201829 in words is "twenty trillion, three hundred sixty-eight billion, six hundred seventy million, two hundred one thousand, eight hundred twenty-nine".

Divisors: 1 3 9 71 213 639 93739 281217 340049 843651 1020147 3060441 6655469 19966407 24143479 59899221 72430437 217291311 31875853211 95627559633 286882678899 2263185577981 6789556733943 20368670201829