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214544453031 = 34172317339157
BaseRepresentation
bin1100011111001111011…
…0001000110110100111
3202111202222020110020000
43013303312020312213
512003341334444111
6242321012112343
721333416522106
oct3076366106647
9674688213200
10214544453031
1182a95829017
12356b66056b3
13173016787bc
14a553a0203d
1558aa2a1c56
hex31f3d88da7

214544453031 has 80 divisors (see below), whose sum is σ = 356154853824. Its totient is φ = 128015686656.

The previous prime is 214544452987. The next prime is 214544453051. The reversal of 214544453031 is 130354445412.

214544453031 is a `hidden beast` number, since 2 + 1 + 4 + 54 + 44 + 530 + 31 = 666.

It is not a de Polignac number, because 214544453031 - 211 = 214544450983 is a prime.

It is a super-2 number, since 2×2145444530312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214544453051) 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, 5459505 + ... + 5498661.

Almost surely, 2214544453031 is an apocalyptic number.

214544453031 is a deficient number, since it is larger than the sum of its proper divisors (141610400793).

214544453031 is a wasteful number, since it uses less digits than its factorization.

214544453031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39382 (or 39373 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 214544453031 its reverse (130354445412), we get a palindrome (344898898443).

The spelling of 214544453031 in words is "two hundred fourteen billion, five hundred forty-four million, four hundred fifty-three thousand, thirty-one".

Divisors: 1 3 9 17 23 27 51 69 81 153 173 207 391 459 519 621 1173 1377 1557 1863 2941 3519 3979 4671 8823 10557 11937 14013 26469 31671 35811 39157 67643 79407 107433 117471 202929 238221 322299 352413 608787 665669 900611 1057239 1826361 1997007 2701833 3171717 5479083 5991021 6774161 8105499 15310387 17973063 20322483 24316497 45931161 53919189 60967449 72949491 115160737 137793483 155805703 182902347 345482211 413380449 467417109 548707041 1036446633 1240141347 1402251327 2648696951 3109339899 4206753981 7946090853 9328019697 12620261943 23838272559 71514817677 214544453031