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3020043134421 = 39673596379
BaseRepresentation
bin101011111100101000100…
…110010010010111010101
3101200201020222222000000000
4223330220212102113111
5343440022020300141
610231215541241513
7431122325042235
oct53745046222725
911621228860000
103020043134421
11a6487a687285
1240937a403299
1318ba3412ac61
14a6256c09cc5
15538591805b6
hex2bf289925d5

3020043134421 has 80 divisors (see below), whose sum is σ = 4611129177600. Its totient is φ = 1977477316848.

The previous prime is 3020043134417. The next prime is 3020043134477. The reversal of 3020043134421 is 1244313400203.

3020043134421 is a `hidden beast` number, since 3 + 0 + 200 + 4 + 3 + 1 + 34 + 421 = 666.

It is not a de Polignac number, because 3020043134421 - 22 = 3020043134417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020043134621) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 473432010 + ... + 473438388.

It is an arithmetic number, because the mean of its divisors is an integer number (57639114720).

Almost surely, 23020043134421 is an apocalyptic number.

It is an amenable number.

3020043134421 is a deficient number, since it is larger than the sum of its proper divisors (1591086043179).

3020043134421 is an frugal number, since it uses more digits than its factorization.

3020043134421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6832 (or 6808 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 3020043134421 its reverse (1244313400203), we get a palindrome (4264356534624).

The spelling of 3020043134421 in words is "three trillion, twenty billion, forty-three million, one hundred thirty-four thousand, four hundred twenty-one".

Divisors: 1 3 9 27 67 81 201 243 359 603 729 1077 1809 2187 3231 5427 6379 6561 9693 16281 19137 19683 24053 29079 48843 57411 72159 87237 146529 172233 216477 261711 427393 439587 516699 649431 785133 1282179 1318761 1550097 1948293 2290061 2355399 3846537 4650291 5844879 6870183 7066197 11539611 13950873 17534637 20610549 34618833 41852619 52603911 61831647 103856499 125557857 153434087 157811733 185494941 311569497 460302261 473435199 556484823 934708491 1380906783 1669454469 2804125473 4142720349 5008363407 8412376419 12428161047 15025090221 37284483141 45075270663 111853449423 335560348269 1006681044807 3020043134421