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244124422520 = 235112014727539
BaseRepresentation
bin1110001101011011110…
…0110001000101111000
3212100010110011121001112
43203112330301011320
512444431323010040
6304052121335452
723431426232156
oct3432674610570
9770113147045
10244124422520
11945949659a0
123b390937588
131a036a08024
14bb5c3503d6
15653c0ac365
hex38d6f31178

244124422520 has 64 divisors (see below), whose sum is σ = 599265993600. Its totient is φ = 88764887680.

The previous prime is 244124422519. The next prime is 244124422541. The reversal of 244124422520 is 25224421442.

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, 8850911 + ... + 8878449.

It is an arithmetic number, because the mean of its divisors is an integer number (9363531150).

Almost surely, 2244124422520 is an apocalyptic number.

244124422520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244124422520 is an abundant number, since it is smaller than the sum of its proper divisors (355141571080).

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

244124422520 is a wasteful number, since it uses less digits than its factorization.

244124422520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47708 (or 47704 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 32.

Adding to 244124422520 its reverse (25224421442), we get a palindrome (269348843962).

The spelling of 244124422520 in words is "two hundred forty-four billion, one hundred twenty-four million, four hundred twenty-two thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 20147 27539 40294 55078 80588 100735 110156 137695 161176 201470 220312 221617 275390 302929 402940 443234 550780 605858 805880 886468 1101560 1108085 1211716 1514645 1772936 2216170 2423432 3029290 4432340 6058580 8864680 12117160 554828233 1109656466 2219312932 2774141165 4438625864 5548282330 6103110563 11096564660 12206221126 22193129320 24412442252 30515552815 48824884504 61031105630 122062211260 244124422520