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52115925041 = 149387790217
BaseRepresentation
bin110000100010010110…
…011110100000110001
311222112001022022002222
4300202112132200301
51323213134100131
635535225050425
73523324024265
oct604226364061
9158461268088
1052115925041
1120114098934
12a125626a15
134bb724528b
1427457640a5
15155050587b
hexc2259e831

52115925041 has 8 divisors (see below), whose sum is σ = 52479810600. Its totient is φ = 51752227968.

The previous prime is 52115925031. The next prime is 52115925053. The reversal of 52115925041 is 14052951125.

It can be written as a sum of positive squares in 4 ways, for example, as 3662670400 + 48453254641 = 60520^2 + 220121^2 .

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 52115925041 - 26 = 52115924977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52115924992 and 52115925010.

It is not an unprimeable number, because it can be changed into a prime (52115925011) 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, 532565 + ... + 622781.

It is an arithmetic number, because the mean of its divisors is an integer number (6559976325).

Almost surely, 252115925041 is an apocalyptic number.

It is an amenable number.

52115925041 is a deficient number, since it is larger than the sum of its proper divisors (363885559).

52115925041 is a wasteful number, since it uses less digits than its factorization.

52115925041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94243.

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 52115925041 in words is "fifty-two billion, one hundred fifteen million, nine hundred twenty-five thousand, forty-one".

Divisors: 1 149 3877 90217 577673 13442333 349771309 52115925041