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5210284880 = 245193427819
BaseRepresentation
bin1001101101000111…
…01010001101010000
3111110010001220012002
410312203222031100
541132313104010
62221002253132
7243054455633
oct46643521520
914403056162
105210284880
112234085169
121014ab71a8
136505a7308
14375d9dc1a
152076431a5
hex1368ea350

5210284880 has 40 divisors (see below), whose sum is σ = 12751490400. Its totient is φ = 1974423168.

The previous prime is 5210284873. The next prime is 5210284889. The reversal of 5210284880 is 884820125.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×52102848802 = 54294137061513228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5210284889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1712390 + ... + 1715429.

It is an arithmetic number, because the mean of its divisors is an integer number (318787260).

Almost surely, 25210284880 is an apocalyptic number.

It is an amenable number.

5210284880 is an abundant number, since it is smaller than the sum of its proper divisors (7541205520).

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

5210284880 is a wasteful number, since it uses less digits than its factorization.

5210284880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3427851 (or 3427845 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 38.

The square root of 5210284880 is about 72182.3030943181. The cubic root of 5210284880 is about 1733.6196591429.

The spelling of 5210284880 in words is "five billion, two hundred ten million, two hundred eighty-four thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 19 20 38 40 76 80 95 152 190 304 380 760 1520 3427819 6855638 13711276 17139095 27422552 34278190 54845104 65128561 68556380 130257122 137112760 260514244 274225520 325642805 521028488 651285610 1042056976 1302571220 2605142440 5210284880