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10224042521 = 7211731971319
BaseRepresentation
bin10011000010110011…
…01000001000011001
3222101112100011200112
421201121220020121
5131414323330041
64410304414105
7511234633100
oct114131501031
928345304615
1010224042521
114377229520
121b94017335
13c6c241c04
146cdc03037
153ec8b5deb
hex261668219

10224042521 has 48 divisors (see below), whose sum is σ = 13228997760. Its totient is φ = 7811838720.

The previous prime is 10224042497. The next prime is 10224042523. The reversal of 10224042521 is 12524042201.

It is not a de Polignac number, because 10224042521 - 26 = 10224042457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10224042523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7750700 + ... + 7752018.

It is an arithmetic number, because the mean of its divisors is an integer number (275604120).

Almost surely, 210224042521 is an apocalyptic number.

10224042521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10224042521 is a deficient number, since it is larger than the sum of its proper divisors (3004955239).

10224042521 is a wasteful number, since it uses less digits than its factorization.

10224042521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614 (or 1607 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 10224042521 its reverse (12524042201), we get a palindrome (22748084722).

The spelling of 10224042521 in words is "ten billion, two hundred twenty-four million, forty-two thousand, five hundred twenty-one".

Divisors: 1 7 11 49 73 77 197 511 539 803 1319 1379 2167 3577 5621 9233 9653 14381 14509 15169 39347 64631 96287 100667 101563 106183 158191 259843 674009 704669 710941 1059157 1107337 1818901 2858273 4718063 7414099 7751359 12732307 18968539 20007911 51898693 132779773 140055377 208653929 929458411 1460577503 10224042521