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12575630041 = 133726144761
BaseRepresentation
bin10111011011001000…
…01110001011011001
31012110102021012022121
423231210032023121
5201223330130131
65435511221241
7623431043302
oct135544161331
935412235277
1012575630041
115373684a87
12252b677821
1312554a9c10
1487425d7a9
154d9077911
hex2ed90e2d9

12575630041 has 8 divisors (see below), whose sum is σ = 13909013384. Its totient is φ = 11294536320.

The previous prime is 12575630033. The next prime is 12575630083. The reversal of 12575630041 is 14003657521.

It can be written as a sum of positive squares in 4 ways, for example, as 102090816 + 12473539225 = 10104^2 + 111685^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12575630041 - 23 = 12575630033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12575629979 and 12575630006.

It is not an unprimeable number, because it can be changed into a prime (12575630021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13071900 + ... + 13072861.

It is an arithmetic number, because the mean of its divisors is an integer number (1738626673).

Almost surely, 212575630041 is an apocalyptic number.

It is an amenable number.

12575630041 is a deficient number, since it is larger than the sum of its proper divisors (1333383343).

12575630041 is a wasteful number, since it uses less digits than its factorization.

12575630041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26144811.

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 12575630041 in words is "twelve billion, five hundred seventy-five million, six hundred thirty thousand, forty-one".

Divisors: 1 13 37 481 26144761 339881893 967356157 12575630041