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10130303240 = 235253257581
BaseRepresentation
bin10010110111101000…
…00010100100001000
3222010222221201120022
421123310002210020
5131221324200430
64353115320012
7506016104531
oct113364024410
928128851508
1010130303240
114329323842
121b68750008
13c559b0c95
146c15a1688
153e454b4e5
hex25bd02908

10130303240 has 16 divisors (see below), whose sum is σ = 22793182380. Its totient is φ = 4052121280.

The previous prime is 10130303237. The next prime is 10130303243. The reversal of 10130303240 is 4230303101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10130303237) and next prime (10130303243).

It can be written as a sum of positive squares in 2 ways, for example, as 9324992356 + 805310884 = 96566^2 + 28378^2 .

It is not an unprimeable number, because it can be changed into a prime (10130303243) 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 3 ways as a sum of consecutive naturals, for example, 126628751 + ... + 126628830.

Almost surely, 210130303240 is an apocalyptic number.

10130303240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10130303240 is an abundant number, since it is smaller than the sum of its proper divisors (12662879140).

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

10130303240 is a wasteful number, since it uses less digits than its factorization.

10130303240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253257592 (or 253257588 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 10130303240 its reverse (4230303101), we get a palindrome (14360606341).

The spelling of 10130303240 in words is "ten billion, one hundred thirty million, three hundred three thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 40 253257581 506515162 1013030324 1266287905 2026060648 2532575810 5065151620 10130303240