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14331012020 = 22513263209579
BaseRepresentation
bin11010101100011000…
…11110001110110100
31100222202022211200222
431112030132032310
5213322214341040
610330015153512
71015064410103
oct152614361664
940882284628
1014331012020
116094534496
12293b515898
131475077490
1499d44003a
1558d21abb5
hex35631e3b4

14331012020 has 48 divisors (see below), whose sum is σ = 32533522560. Its totient is φ = 5271305856.

The previous prime is 14331012001. The next prime is 14331012043. The reversal of 14331012020 is 2021013341.

It is a self number, because there is not a number n which added to its sum of digits gives 14331012020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36410 + ... + 173169.

It is an arithmetic number, because the mean of its divisors is an integer number (677781720).

Almost surely, 214331012020 is an apocalyptic number.

14331012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14331012020 is an abundant number, since it is smaller than the sum of its proper divisors (18202510540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14331012020 is a wasteful number, since it uses less digits than its factorization.

14331012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209864 (or 209862 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 14331012020 its reverse (2021013341), we get a palindrome (16352025361).

The spelling of 14331012020 in words is "fourteen billion, three hundred thirty-one million, twelve thousand, twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 263 526 1052 1315 2630 3419 5260 6838 13676 17095 34190 68380 209579 419158 838316 1047895 2095790 2724527 4191580 5449054 10898108 13622635 27245270 54490540 55119277 110238554 220477108 275596385 551192770 716550601 1102385540 1433101202 2866202404 3582753005 7165506010 14331012020