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5521231315210 = 251379537607723
BaseRepresentation
bin101000001011000001100…
…0010000000000100001010
3201112211021002210101211111
41100112003002000010022
51210424440204041320
615424230232320534
71106616154560622
oct120260302000412
921484232711744
105521231315210
1118395a5159356
1275207524314a
1331085aa26940
1415132c613882
1598947244a5a
hex5058308010a

5521231315210 has 32 divisors (see below), whose sum is σ = 10838171715840. Its totient is φ = 2012803311168.

The previous prime is 5521231315147. The next prime is 5521231315253. The reversal of 5521231315210 is 125131321255.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268793592 + ... + 268814131.

It is an arithmetic number, because the mean of its divisors is an integer number (338692866120).

Almost surely, 25521231315210 is an apocalyptic number.

5521231315210 is a deficient number, since it is larger than the sum of its proper divisors (5316940400630).

5521231315210 is a wasteful number, since it uses less digits than its factorization.

5521231315210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537607822.

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 5521231315210 its reverse (125131321255), we get a palindrome (5646362636465).

The spelling of 5521231315210 in words is "five trillion, five hundred twenty-one billion, two hundred thirty-one million, three hundred fifteen thousand, two hundred ten".

Divisors: 1 2 5 10 13 26 65 79 130 158 395 790 1027 2054 5135 10270 537607723 1075215446 2688038615 5376077230 6988900399 13977800798 34944501995 42471010117 69889003990 84942020234 212355050585 424710101170 552123131521 1104246263042 2760615657605 5521231315210