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1310230112 = 2541998651
BaseRepresentation
bin100111000011000…
…1000011001100000
310101022102120211012
41032012020121200
510140404330422
6334002440052
744316525602
oct11606103140
93338376735
101310230112
11612655304
12306963028
1317b5aa4b9
14c6025172
157a0614e2
hex4e188660

1310230112 has 24 divisors (see below), whose sum is σ = 2642433192. Its totient is φ = 639136000.

The previous prime is 1310230099. The next prime is 1310230151. The reversal of 1310230112 is 2110320131.

It is a super-4 number, since 4×13102301124 (a number of 38 digits) contains 4444 as substring.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 498014 + ... + 500637.

It is an arithmetic number, because the mean of its divisors is an integer number (110101383).

Almost surely, 21310230112 is an apocalyptic number.

It is an amenable number.

1310230112 is an abundant number, since it is smaller than the sum of its proper divisors (1332203080).

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

1310230112 is an equidigital number, since it uses as much as digits as its factorization.

1310230112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998702 (or 998694 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1310230112 is about 36197.1008783853. The cubic root of 1310230112 is about 1094.2482450198.

Adding to 1310230112 its reverse (2110320131), we get a palindrome (3420550243).

The spelling of 1310230112 in words is "one billion, three hundred ten million, two hundred thirty thousand, one hundred twelve".

Divisors: 1 2 4 8 16 32 41 82 164 328 656 1312 998651 1997302 3994604 7989208 15978416 31956832 40944691 81889382 163778764 327557528 655115056 1310230112