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5251053280 = 255112983553
BaseRepresentation
bin1001110001111110…
…01011011011100000
3111112221210010220211
410320333023123200
541223232201110
62225020143504
7244061134144
oct47077133340
914487703824
105251053280
1122550a0060
121026697b94
13658b7c825
1437b573224
1520aee798a
hex138fcb6e0

5251053280 has 48 divisors (see below), whose sum is σ = 13533400944. Its totient is φ = 1909473280.

The previous prime is 5251053271. The next prime is 5251053299. The reversal of 5251053280 is 823501525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1490017 + ... + 1493536.

It is an arithmetic number, because the mean of its divisors is an integer number (281945853).

Almost surely, 25251053280 is an apocalyptic number.

It is an amenable number.

5251053280 is an abundant number, since it is smaller than the sum of its proper divisors (8282347664).

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

5251053280 is a wasteful number, since it uses less digits than its factorization.

5251053280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2983579 (or 2983571 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 5251053280 is about 72464.1516889558. The cubic root of 5251053280 is about 1738.1295441743.

The spelling of 5251053280 in words is "five billion, two hundred fifty-one million, fifty-three thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 220 352 440 880 1760 2983553 5967106 11934212 14917765 23868424 29835530 32819083 47736848 59671060 65638166 95473696 119342120 131276332 164095415 238684240 262552664 328190830 477368480 525105328 656381660 1050210656 1312763320 2625526640 5251053280