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2520044424 = 2332531394751
BaseRepresentation
bin1001011000110100…
…1101001110001000
320111121220112001200
42112031031032020
520130112410144
61054021144200
7116310011202
oct22615151610
96447815050
102520044424
111083554747
125a3b5b060
13312129b61
1419c98b772
15eb389c69
hex9634d388

2520044424 has 96 divisors (see below), whose sum is σ = 7005398400. Its totient is φ = 818064000.

The previous prime is 2520044333. The next prime is 2520044479. The reversal of 2520044424 is 4244400252.

Adding to 2520044424 its reverse (4244400252), we get a palindrome (6764444676).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 528049 + ... + 532799.

It is an arithmetic number, because the mean of its divisors is an integer number (72972900).

Almost surely, 22520044424 is an apocalyptic number.

2520044424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2520044424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3502699200).

2520044424 is an abundant number, since it is smaller than the sum of its proper divisors (4485353976).

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

2520044424 is a wasteful number, since it uses less digits than its factorization.

2520044424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4955 (or 4948 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 2520044424 is about 50200.0440637257. The cubic root of 2520044424 is about 1360.8264195719.

The spelling of 2520044424 in words is "two billion, five hundred twenty million, forty-four thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 53 72 106 139 159 212 278 318 417 424 477 556 636 834 954 1112 1251 1272 1668 1908 2502 3336 3816 4751 5004 7367 9502 10008 14253 14734 19004 22101 28506 29468 38008 42759 44202 57012 58936 66303 85518 88404 114024 132606 171036 176808 251803 265212 342072 503606 530424 660389 755409 1007212 1320778 1510818 1981167 2014424 2266227 2641556 3021636 3962334 4532454 5283112 5943501 6043272 7924668 9064908 11887002 15849336 18129816 23774004 35000617 47548008 70001234 105001851 140002468 210003702 280004936 315005553 420007404 630011106 840014808 1260022212 2520044424