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1300010131 = 7331312109
BaseRepresentation
bin100110101111100…
…1001010010010011
310100121012100122101
41031133021102103
510130300311011
6332555421231
744133622000
oct11537112223
93317170571
101300010131
11607904942
12303454817
1317943c784
14c49248a7
15791e32c1
hex4d7c9493

1300010131 has 16 divisors (see below), whose sum is σ = 1521016000. Its totient is φ = 1110642624.

The previous prime is 1300010123. The next prime is 1300010143. The reversal of 1300010131 is 1310100031.

It is not a de Polignac number, because 1300010131 - 23 = 1300010123 is a prime.

It is a super-2 number, since 2×13000101312 = 3380052681405274322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1300010431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101305 + ... + 113413.

It is an arithmetic number, because the mean of its divisors is an integer number (95063500).

Almost surely, 21300010131 is an apocalyptic number.

1300010131 is a deficient number, since it is larger than the sum of its proper divisors (221005869).

1300010131 is an equidigital number, since it uses as much as digits as its factorization.

1300010131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12443 (or 12429 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 1300010131 is about 36055.6532460584. The cubic root of 1300010131 is about 1091.3957181566.

Adding to 1300010131 its reverse (1310100031), we get a palindrome (2610110162).

The spelling of 1300010131 in words is "one billion, three hundred million, ten thousand, one hundred thirty-one".

Divisors: 1 7 49 313 343 2191 12109 15337 84763 107359 593341 3790117 4153387 26530819 185715733 1300010131