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10212060520 = 235733497281
BaseRepresentation
bin10011000001010111…
…11010110101101000
3222100200210102110201
421200223322311220
5131403241414040
64405155521544
7511031040124
oct114053726550
928320712421
1010212060520
114370495242
121b8bbb92b4
13c6990817c
146cc3a4584
153eb7eaa9a
hex260afad68

10212060520 has 32 divisors (see below), whose sum is σ = 23291898120. Its totient is φ = 4028866560.

The previous prime is 10212060499. The next prime is 10212060533. The reversal of 10212060520 is 2506021201.

10212060520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6347946276 + 3864114244 = 79674^2 + 62162^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1745721 + ... + 1751560.

Almost surely, 210212060520 is an apocalyptic number.

10212060520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212060520 is an abundant number, since it is smaller than the sum of its proper divisors (13079837600).

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

10212060520 is a wasteful number, since it uses less digits than its factorization.

10212060520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3497365 (or 3497361 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 10212060520 its reverse (2506021201), we get a palindrome (12718081721).

The spelling of 10212060520 in words is "ten billion, two hundred twelve million, sixty thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 73 146 292 365 584 730 1460 2920 3497281 6994562 13989124 17486405 27978248 34972810 69945620 139891240 255301513 510603026 1021206052 1276507565 2042412104 2553015130 5106030260 10212060520