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5220550224 = 243337326611
BaseRepresentation
bin1001101110010101…
…10100011001010000
3111110211101102121000
410313022310121100
541142430101344
62222010302000
7243240642021
oct46712643120
914424342530
105220550224
11223995671a
121018427900
1365275c896
143774b2c48
152084bea69
hex1372b4650

5220550224 has 80 divisors (see below), whose sum is σ = 15389957440. Its totient is φ = 1693146240.

The previous prime is 5220550211. The next prime is 5220550229. The reversal of 5220550224 is 4220550225.

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 (5220550229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147322 + ... + 179289.

It is an arithmetic number, because the mean of its divisors is an integer number (192374468).

Almost surely, 25220550224 is an apocalyptic number.

5220550224 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5220550224 is an abundant number, since it is smaller than the sum of its proper divisors (10169407216).

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

5220550224 is a wasteful number, since it uses less digits than its factorization.

5220550224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326665 (or 326653 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 5220550224 is about 72253.3751737592. The cubic root of 5220550224 is about 1734.7574425813.

Subtracting from 5220550224 its reverse (4220550225), we obtain a palindrome (999999999).

The spelling of 5220550224 in words is "five billion, two hundred twenty million, five hundred fifty thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 37 48 54 72 74 108 111 144 148 216 222 296 333 432 444 592 666 888 999 1332 1776 1998 2664 3996 5328 7992 15984 326611 653222 979833 1306444 1959666 2612888 2939499 3919332 5225776 5878998 7838664 8818497 11757996 12084607 15677328 17636994 23515992 24169214 35273988 36253821 47031984 48338428 70547976 72507642 96676856 108761463 141095952 145015284 193353712 217522926 290030568 326284389 435045852 580061136 652568778 870091704 1305137556 1740183408 2610275112 5220550224