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10530131310 = 2325683317123
BaseRepresentation
bin10011100111010010…
…10000110101101110
31000011212022002120100
421303221100311232
5133031203200220
64500521131530
7521642432166
oct116351206556
930155262510
1010530131310
114513a91566
12205a629ba6
13cba79223a
1471c71d5a6
154196c8d90
hex273a50d6e

10530131310 has 48 divisors (see below), whose sum is σ = 27383947344. Its totient is φ = 2807460096.

The previous prime is 10530131299. The next prime is 10530131317. The reversal of 10530131310 is 1313103501.

10530131310 is a `hidden beast` number, since 1 + 0 + 530 + 1 + 3 + 131 + 0 = 666.

It is a super-2 number, since 2×105301313102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10530131317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 606409 + ... + 623531.

It is an arithmetic number, because the mean of its divisors is an integer number (570498903).

Almost surely, 210530131310 is an apocalyptic number.

10530131310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10530131310 is an abundant number, since it is smaller than the sum of its proper divisors (16853816034).

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

10530131310 is a wasteful number, since it uses less digits than its factorization.

10530131310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23969 (or 23966 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

Adding to 10530131310 its reverse (1313103501), we get a palindrome (11843234811).

The spelling of 10530131310 in words is "ten billion, five hundred thirty million, one hundred thirty-one thousand, three hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 6833 13666 17123 20499 34165 34246 40998 51369 61497 68330 85615 102495 102738 122994 154107 171230 204990 256845 307485 308214 513690 614970 770535 1541070 117001459 234002918 351004377 585007295 702008754 1053013131 1170014590 1755021885 2106026262 3510043770 5265065655 10530131310